KR20110087589A - Golf putter - Google Patents

Golf putter Download PDF

Info

Publication number
KR20110087589A
KR20110087589A KR1020100007079A KR20100007079A KR20110087589A KR 20110087589 A KR20110087589 A KR 20110087589A KR 1020100007079 A KR1020100007079 A KR 1020100007079A KR 20100007079 A KR20100007079 A KR 20100007079A KR 20110087589 A KR20110087589 A KR 20110087589A
Authority
KR
South Korea
Prior art keywords
golf
putter
ball
reference ball
putter head
Prior art date
Application number
KR1020100007079A
Other languages
Korean (ko)
Inventor
이철호
Original Assignee
이철호
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이철호 filed Critical 이철호
Priority to KR1020100007079A priority Critical patent/KR20110087589A/en
Publication of KR20110087589A publication Critical patent/KR20110087589A/en

Links

Images

Classifications

    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00Golf clubs
    • A63B53/007Putters
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00Golf clubs
    • A63B53/04Heads
    • A63B53/06Heads adjustable
    • A63B53/065Heads adjustable for putters
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00Training appliances or apparatus for special sports
    • A63B69/36Training appliances or apparatus for special sports for golf
    • A63B69/3658Means associated with the ball for indicating or measuring, e.g. speed, direction
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00Training appliances or apparatus for special sports
    • A63B69/36Training appliances or apparatus for special sports for golf
    • A63B69/3676Training appliances or apparatus for special sports for golf for putting
    • A63B69/3685Putters or attachments on putters, e.g. for measuring, aligning

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Golf Clubs (AREA)

Abstract

The present invention allows the golfer to immediately correct the angle of the head with respect to the golf ball to be hit during the putting practice to enable more concentrated and accurate putting practice, as well as to allow the general form of putting on the actual putting on the field. It is about a golf putter. Golf putter according to the present invention is a golf putter configured to hit the golf ball hitting the front of the putter head integrally assembled on the shaft bottom by the swinging operation of the golfer, the putter head is formed on the rear side; A striking angle adjuster having one or more reference ball sockets formed in the form of a groove on an upper surface thereof in a rod shape having a predetermined length that can be assembled and disassembled with respect to the putter head through an assembly hole; Assembly means for maintaining a state in which the strike angle adjuster is assembled with respect to the putter head; A reference ball mounted on the reference ball socket but formed in the form of a golf ball or a ball to be hit; The configuration is made, including.

Description

Golf putter}

The present invention relates to a golf putter, and more specifically, during the golfer's putting practice, it is possible to immediately correct the angle of the head to the golf ball to be hit, allowing for more concentrated and accurate putting practice as well as actual practice on the field. When putting, it relates to a golf putter that allows a general form of putting.

Putting in golf is one of the operations requiring high concentration and accuracy as it is mainly done in the last step of putting a golf ball into a hole cup. Therefore, the putting operation is not only required for the golfer, but also can be performed even in a relatively narrow operation is possible in a variety of places, indoors and outdoors even if the field is not. In other words, the practice of putting motion can be made in the home or office space as well as the golf driving range.

In particular, in the case of golf, all postures are considered to be very important, from a club holding position to a stroke, which is the final stage of swing, compared to other sports events. In this case, beginners can practice putting motion while taking lessons or using various types of audiovisual tools. In this way, the putting action in golf can be a person with a certain level by the constant practice of each individual.

On the other hand, there is a golf putter of the type as shown in Figure 1 as one of the tools for putting practice to make the putting action that requires concentration and accuracy as described above more accurately.

1 is one of the drawings published in the Republic of Korea Patent Publication No. 10-488174, the metal head 30 is installed below the shaft 22 of the golf putter 10, the upper surface of the head 30 A plurality of lamps 40 are provided which indicate the direction in which the head 30 is inclined. That is, the head 30 of the conventional golf putter 10 as described above is provided with a direction detecting sensor for detecting the direction in which the head 30 is inclined, while inside the grip 20 of the golf putter 10 The battery 50 is provided to supply the power necessary to output the measured value detected by the direction sensor to the lamp 40. Therefore, when the golfer swings, if the head 30 is not inclined to either side and the center portion of the golf ball is correctly fitted to the golf ball, a lamp indicating good is turned on while the head 30 is on either side. When tilted to obliquely fit the golf ball as the lamp 40, which means bad (bad) is turned on, so that the golfer can evaluate and correct his or her putting posture after the putting process or the putting.

By the way, the golf putter of the type described above shows the direction in which the head of the putter is tilted by putting a lamp, so that the function of the golf putter has been demonstrated in terms of grasping the head inclined state. There is a problem such as not only the inconvenience of having to replace the battery because it does not exert the failure due to the impact transmitted when putting the electronic components provided to control the operation of the lamp to the head portion.

In addition, the conventional putter practice golf putter as described above has a problem such that it is not suitable for practical use other than putting practice according to a relatively complex structure.

The present invention was devised to solve all the problems of the conventional putter practice golf putter as described above, so that the angle of the putter head with respect to the golf ball hitting the target when putting practice behind the putter head can be visually confirmed. The purpose is to provide a golf putter that allows not only to correct the putting posture, but also to allow a general putting in the actual putting.

Another object of the present invention is to provide a golf putter to facilitate the replacement of the device to ensure that the angle of the putter head relative to the golf ball to be hit during the putting practice and the actual putting.

The present invention is configured to achieve the object as described above is as follows. That is, the golf putter according to the present invention is a golf putter configured to hit a golf ball hitting a golf ball hitting the front of the putter head integrally assembled at the bottom of the shaft by a swinging action of the golfer, the putter head having an assembly hole formed at the rear side; A striking angle adjuster having one or more reference ball sockets formed in the form of a groove on an upper surface thereof in a rod shape having a predetermined length that can be assembled and disassembled with respect to the putter head through an assembly hole; Assembly means for maintaining a state in which the strike angle adjuster is assembled with respect to the putter head; A reference ball mounted on the reference ball socket but formed in the form of a golf ball or a ball to be hit; The configuration is made, including.

In addition, the assembly means in the golf putter according to the present invention can be configured to include a mounting bolt that is screwed to the assembly hole through the mounting hole formed in the longitudinal direction of the hitting angle adjuster.

In addition, in the golf putter according to the present invention on the front of the putter head, the hitting portion hitting the golf ball to be hit is formed protruding relative to the periphery while the hitting portion may be formed as a non-slip surface.

On the other hand, in the golf putter according to the present invention between the back side of the putter head and the front side of the hitting angle adjuster, the center guide means for inducing the assembly of the center of the hitting angle adjuster with respect to the putter head to be exactly matched is further configured. Can be.

And in the golf putter according to the present invention on the side of the reference ball socket may be further configured to the reference ball locking means which is operated so as not to be released from the reference ball by pressing on the outer peripheral surface of the reference ball mounted on the reference ball socket.

In addition, the reference ball locking means in the golf putter according to the present invention may be applied to the locking cover of a flexible material that is fitted through a gap provided between the top of the reference ball socket and the reference ball.

In addition, in the golf putter according to the present invention, the reference ball locking means is supported from the side of the reference ball socket by a groove-shaped working hole, an elastic body accommodated in the working hole, an elastic body supported by the outer side of the regular working hole, and the like. The side may be configured to include a rocker and the elastic body and the cap that is covered on one side of the operating hole so that the locker does not escape from the operating hole to be in contact with the outer peripheral surface of the reference ball.

In addition, when the reference ball is a golf ball in the golf putter according to the present invention, the tip of the rocker may have a hemispherical shape corresponding to any one of a plurality of dimples formed on the spherical surface of the reference ball.

Golf putter according to the present invention can be easily corrected the golfer's posture so that the golf putter hitting at the correct angle with respect to the target golf ball is attached to the hitting angle adjuster is attached to the back side of the putter head during the practice of putting the golfer Not only that, but there is a big advantage to putting in a general form when putting in actual field like in the field.

In addition, the golf putter according to the present invention has the effect that can be easily disassembled and combined as well as the center of the angle of the angle of adjustment of the angle of the putter head in the process of combining and disassembling the angle of angle adjustment with respect to the back side of the putter head There is.

1 is a view for explaining a conventional technology.
2 is a perspective view of a golf putter according to an embodiment of the present invention.
3 is an exploded perspective view of a golf putter according to an embodiment of the present invention.
Figure 4 is a side cross-sectional view of a golf putter according to an embodiment of the present invention.
FIG. 5 is a cross-sectional view taken along the line AA shown in FIG. 4. FIG.
Figure 6 is a state of use of the golf putter according to the embodiment of the present invention.
Figure 7 is a state of use of the golf putter according to another embodiment of the present invention.
8a to 8c is a view for explaining the putting practice process through the golf putter according to an embodiment of the present invention.
9 is a view of the actual putting using a golf putter according to an embodiment of the present invention.

Hereinafter will be described in more detail with reference to the accompanying drawings for the configuration and operation state of the golf putter according to an embodiment of the present invention.

Reference numeral 100 denoted in the drawings indicates a golf putter according to an embodiment of the present invention, reference numeral 200 denotes a blow angle adjuster according to an embodiment of the present invention.

Golf putter 100 according to an embodiment of the present invention is a putter head 110, the assembly hole 120 is formed on the rear side, as shown in the figure on the rear side of the putter head 110 in the form of a rod having a predetermined length Assembled and disassembled with respect to the upper surface of the blow angle adjuster 200, at least one reference ball socket 210 is formed in the form of a groove, the blow angle adjuster 200 with respect to the putter head 110 is maintained The assembly is made to include a reference ball 400 which is mounted on the assembly means 300 and the reference ball socket 210 to be formed in the form of a golf ball or ball to be hit.

The putter head 110 is formed in a shape that has been commonly used when putting golfers while the lower end of the long rod-shaped shaft 102 connected to the grip 104 held by the golfer's hand on the top thereof. Assembly is installed. The installation angle of the shaft 102 with respect to the putter head 110 is set within a range of 70 ° to 75 °. The shaft mounting portion 112 is provided at an upper side of the putter head 110 to assemble the shaft 102. Can be formed.

On the back side of the putter head 110 according to the present invention, as shown in the drawing, an assembly hole 120 for assembling the striking angle adjuster 200 according to the present invention is formed. Assembling hole 120 according to the present invention is formed in the form of a female screw in the inner circumference, the assembly hole 120 in the state that the front of the hitting angle adjuster 200 on the back of the putter head 110 abutting angle adjuster ( The tip of the mounting bolt 310 installed through the mounting hole 220 formed through the 200 is screwed.

As described above, the outer shape of the putter head 110 is formed in the form of a conventional general type putter head when the golf putter 100 according to the embodiment of the present invention is used when the actual putting on the field, etc. The angle adjuster 200 is to be used without being regulated in a separate golf regulations in the removed state. That is, the golf putter 100 according to the embodiment of the present invention can be used as a general golf putter in a state in which the blow angle adjuster 200 located at the rear side of the field during actual putting operation is removed.

When the golf putter 100 in accordance with the present invention putter on the golf ball 500 to be hit, so that a more accurate hitting can be made on the front of the putter head 110 hitting a portion of the form protruding more than the periphery 130 is formed. In addition, the hitting portion 130 of the putter head 110 is formed of a non-slip surface so that the sliding phenomenon of the putter head 110 with respect to the golf ball to be hit when the putt is prevented.

Strike angle adjuster 200 is coupled to the back side of the putter head 110 according to the present invention is made of a rod having a predetermined length as shown in the figure. It is preferable that the parts contacting both members are formed in the shape of a plane so that the front of the hitting angle adjuster 200 can be closely assembled to the back of the putter head 110. In the process of assembling the hitting angle adjuster 200 with respect to the putter head 110, the center and the assembly angle are always arranged between the rear side of the putter head 110 and the bottom side of the hitting angle adjuster 200. Center guide means 320 is provided. The center guide means 320 has a key groove 322 formed on the back side of the putter head 110 or the front side of the hitting angle adjuster 200, and the putter head 110 at a position corresponding to the key groove 322. The back side or the front angle of the hitting angle adjuster 200 may be made of a structure in which the key 324 is formed.

One or more reference ball sockets 210 are formed on the upper surface of the striking angle adjuster 200 according to the embodiment of the present invention. The reference ball socket 210 is a reference ball that allows the hit angle of the putter head 110 with respect to the golf ball 500 to be hit when the golf putter 100 according to the present invention is used for putting practice can be set accurately. 400 is to be enshrined. As the reference ball 500 placed in the reference ball socket 210 according to the embodiment of the present invention, a golf ball or a ball of the same type as the golf ball that is hit may be used.

And on the side of the reference ball socket 210 provided on the upper surface of the hitting angle adjuster 200 according to an embodiment of the present invention is pressed on the outer circumferential surface of the reference ball 400 mounted on the reference ball socket 210 Reference ball locking means 230 is formed to prevent the ball 400 from being separated.

As the reference ball locking means 230 according to an embodiment of the present invention as shown in Figure 6 locking cover of a flexible material that is fitted through the gap between the upper portion of the reference ball socket 210 and the reference ball 400 ( 240 may be applied. In order to secure a gap in which the locking cover 240 may be mounted, the radius of the reference ball socket 210 may be formed relatively larger than the radius of the reference ball 400, and the center of the reference ball 400 may be formed. The depth of the reference ball socket 210 may be formed to be a lower position than the upper surface of the hitting angle adjuster 200. Locking cover 240 is preferably made of a flexible rubber made of a structure that the golfer can be easily inserted or removed. In addition, the locking cover 240 may be made of a single body to form a ring shape as a whole, but may also be formed in a separated form on both sides.

On the other hand, the reference ball locking means 230 according to an embodiment of the present invention in the form in which the locker 250 appears or immersed toward the reference ball 400 by an elastic body 252 such as a spring as shown in FIG. May be applied. To this end, the operation hole 254 of a predetermined depth is formed on the side of the reference ball socket 210, the inside of the operation hole 254, such as a spring that exerts an elastic force at all times toward the outside of the operation hole 254 While the elastic body 252 is accommodated, the outer end of the elastic body 252 is provided with a locker 250 in contact with the surface of the reference ball 400. In addition, an open side of the operating hole 254 may be equipped with a cap 256 for assembling and detaching the elastic body 252 and the locker 252.

In the reference ball locking means 230 as described above, the tip of the locker 250 is formed in a form corresponding to a dimple formed in the groove shape of the spherical surface of the golf ball when the reference ball 400 is used.

In the reference ball locking means 230 of the type shown in FIG. 7, the locker 250 may be installed inside the protruding portion 258 protruding from the upper surface of the striking angle adjuster 200. When the reference ball locking means 230 is installed on the protrusion 258 protruding from the upper surface of the hitting angle adjuster 200 as described above, the position of the locker 250 in contact with the reference ball 400 is determined by the reference ball 400. Since the reference ball 400 may be set higher than the center position, the reference ball 400 may be in a more stable state.

A process of putting practice using the golf putter 100 according to the embodiment of the present invention will be described with reference to FIGS. 8A to 8C.

8A is a view showing a state in which the putter head 110 of the golf putter 100 according to the present invention is most ideally approached to the golf ball 500 to be hit. That is, when the golfer looks at the top of the putter head 110, the golf ball 500 and the reference ball 400 placed on the hitting angle adjuster 200 are in line with each other.

If the golfer's putting posture or position is unstable and is in front of the golf ball 500 hitting the target, the golf ball 500 and the reference ball hitting the naked eye of the golfer as shown in FIG. 8B. It becomes clear that 400 is not in line. Accordingly, the golfer can more accurately correct the position of the golfer so as to have a shape as shown in FIG. 8A.

On the other hand, if the golfer's putting posture or position is unstable and the angle of the putter head 110 is inclined to either side, the golfer's naked eye is as shown in Figure 8c. That is, as the straight line drawn by virtually connecting the golf ball 500 and the reference ball 400 to be hit is not in a horizontal state but in an inclined form, the golfer putter head 110 for the golf ball 500 to be hit. It is easy to recognize that the approach angle of the crank is inclined.

And when using the golf putter 100 according to an embodiment of the present invention to put the actual putting in the field, rather than practice, as shown in Figure 9 blow angle adjuster 200 is separated from the putter head 110 Putting is done in the state. Separation process of the blow angle adjuster 200 for the putter head 110 is made through a process in which the golfer separates the mounting bolt 310 from the assembly hole 120 formed in the putter head 110.

 As described above, the putter head 110 in a state in which the hitting angle adjuster 200 is separated does not significantly deviate from the shape of the golf putter, which has been generally used in the related art, and thus the putting of the general type may be performed.

On the other hand, in the process of reassembling the blow angle adjuster 200 with respect to the putter head 110 of the mounting bolt 310 in the state in which the key 324 formed by the center guide means 320 to match the key groove 322 The tip is screwed to the assembly hole (120). Therefore, the hitting angle adjuster 200 can be assembled in the correct position with respect to the putter head 110.

That is, the golf putter 200 according to the present invention can easily assemble and disassemble the hitting angle adjuster 200 with respect to the putter head 110 according to the intention of the golfer, not only during putting practice but also during putting practice. It can be used easily.

Golf putter according to the present invention is not limited to the above-described embodiment can be carried out in various modifications within the range allowed by the technical idea of the present invention.

100. Golf Putter 102. Shaft
104. Grip 110.Putter Head
112. Shaft mount 120. Assemblyman
130. Strike angle 200. Strike angle adjuster
210. Standard ball socket 220. Mounting hole
230. Standard ball locking means 240. Locking cover
250. Lockers 252. Elastomers
254.Operator 256.Cap
258. Protrusion 310. Mounting bolt
322.The Key Home
400. Standard Ball 500. Golf Ball

Claims (8)

In the golf putter configured to hit the golf ball hitting the front of the putter head integrally assembled at the bottom of the shaft by the swinging action of the golfer,
A putter head having an assembly hole formed at a rear side thereof;
A blow angle adjuster in which at least one reference ball socket is formed in the form of a groove on an upper surface in a rod shape having a predetermined length that can be assembled and disassembled with respect to the putter head through the assembly hole;
Assembly means for maintaining a state in which the strike angle adjuster is assembled with respect to the putter head;
A reference ball mounted on the reference ball socket but formed in the form of a golf ball or a ball to be hit; Golf putter, characterized in that configured to include.
The golf putter according to claim 1, wherein the assembling means includes a mounting bolt screwed to the assembly hole through a mounting hole formed in the longitudinal direction of the hitting angle adjuster. The golf putter according to claim 1 or 2, wherein a hitting portion to which the hitting golf ball is hit is formed on the front surface of the putter head while the hitting portion is formed of a non-slip surface. . According to claim 3, Between the back side of the putter head and the front side of the hitting angle adjuster further comprises a center guide means for guiding the assembly in the state in which the center of the hitting angle adjuster with respect to the putter head is exactly matched Golf putter. The golf putter according to claim 4, further comprising a reference ball locking means configured to press the outer circumferential surface of the reference ball mounted on the reference ball socket to prevent the reference ball from being detached from the side of the reference ball socket. The golf putter according to claim 5, wherein the reference ball locking means is a locking cover made of a flexible material fitted through a gap provided between an upper portion of the reference ball socket and the reference ball. The method of claim 5, wherein the reference ball locking means is supported by the groove-shaped working hole, the elastic body accommodated in the operating hole, the elastic body accommodated in the working hole toward the outside of the normal operating hole, The outer side is a golf putter, characterized in that it comprises a rocker which is in contact with the outer peripheral surface of the reference ball and the cap is covered on one side of the operating hole so that the elastic body and the locker does not escape from the operating hole. The golf putter according to claim 7, wherein when the reference ball is a golf ball, the tip of the rocker has a hemispherical shape corresponding to any one of a plurality of dimples formed on the spherical surface of the reference ball.
KR1020100007079A 2010-01-26 2010-01-26 Golf putter KR20110087589A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100007079A KR20110087589A (en) 2010-01-26 2010-01-26 Golf putter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100007079A KR20110087589A (en) 2010-01-26 2010-01-26 Golf putter

Publications (1)

Publication Number Publication Date
KR20110087589A true KR20110087589A (en) 2011-08-03

Family

ID=44926313

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100007079A KR20110087589A (en) 2010-01-26 2010-01-26 Golf putter

Country Status (1)

Country Link
KR (1) KR20110087589A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018021852A1 (en) * 2016-07-27 2018-02-01 최용식 Golf putter for practice
KR20190052659A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052444A (en) * 2017-11-08 2019-05-16 최용식 Variable type golf putter
KR20190052655A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052657A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052658A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052656A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018021852A1 (en) * 2016-07-27 2018-02-01 최용식 Golf putter for practice
KR20190052444A (en) * 2017-11-08 2019-05-16 최용식 Variable type golf putter
KR20190052659A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052655A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052657A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052658A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter
KR20190052656A (en) * 2019-03-19 2019-05-16 최용식 Variable type golf putter

Similar Documents

Publication Publication Date Title
KR20110087589A (en) Golf putter
KR101276299B1 (en) Practice your golf swing Laser Pointer
US7789764B2 (en) Golf club training device
US20090203460A1 (en) Probe golf training putter
KR20100090332A (en) Golf putter
US6227982B1 (en) Dual ended laser swing aid
KR200463887Y1 (en) Device for training golf putting
KR19980063070A (en) Golf posture corrector
KR200404896Y1 (en) Golf Putters having Laser-beam Generator
KR100826290B1 (en) A golf putter
KR101687198B1 (en) The golf putter with indicator insertion type
KR20180000932U (en) billiard cue
JP2014030703A (en) Swing assist device
KR101333295B1 (en) Golf address aiming device
US20040132539A1 (en) Putting practice kit and method
KR20130001830U (en) Golf swing training device
KR20160011085A (en) Light emitting golf swing training apparatus
KR100862336B1 (en) The driver for the golf-swing pose correction
WO2015151381A1 (en) Swing checker
KR20090083839A (en) A putter for golf club
KR101042789B1 (en) tee for golf
KR100895408B1 (en) Golf putter with lie angle fitting and head location fitting function
KR200397909Y1 (en) Golf-putter with laser beam
KR100909919B1 (en) Golf Putter
WO2009099304A2 (en) Putter for golf

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee