USRE20974E
(en)
|
|
1939-01-10 |
|
Metal working apparatus |
US1323092A
(en)
|
|
1919-11-25 |
|
palmer |
US768128A
(en)
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1903-11-11 |
1904-08-23 |
Lute Johnson |
Oil-lamp.
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US760128A
(en)
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1903-12-07 |
1904-05-17 |
Robert A Jackson |
Pipe-cutter.
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(en)
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1912-04-04 |
1913-09-30 |
Toledo Pipe Threading Machine Company |
Pipe-cutting machine.
|
US1097152A
(en)
|
1912-06-15 |
1914-05-19 |
Walter Kretzschmar |
Pipe-severing device.
|
US1140208A
(en)
|
1914-11-30 |
1915-05-18 |
George Benjamin Taylor |
Machine for turning and cutting off pieces from a bar or tube.
|
US1225209A
(en)
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1916-01-20 |
1917-05-08 |
Alfred F Beaulieu |
Drill extension.
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US1279022A
(en)
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1917-02-26 |
1918-09-17 |
Frederick H Scott |
Combination vise and cutter.
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US1886082A
(en)
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1930-04-08 |
1932-11-01 |
Great Lakes Aircraft Corp |
Radius forming fixture
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US1979966A
(en)
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1930-09-05 |
1934-11-06 |
Budd Wheel Co |
Wire wheel truing machine and method
|
US1985541A
(en)
|
1933-05-18 |
1934-12-25 |
Harrison B Hoefer |
Pipe cutter
|
US2230569A
(en)
|
1939-12-20 |
1941-02-04 |
Globe Oil Tools Co |
Roller cutter
|
US2275327A
(en)
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1941-02-12 |
1942-03-03 |
Apex Tool & Cutter Company Inc |
Tool holder
|
DE900042C
(de)
|
1941-02-20 |
1953-12-17 |
August Thyssen Huette Akt Ges |
Umlaufender Messerkopf zum Schaelen von metallischen zylindrischen Werkstuecken
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US2358741A
(en)
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1942-09-11 |
1944-09-19 |
Shelby Peter |
Automatic flat - bottom countersinking attachment for milling machines
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US2364963A
(en)
|
1943-04-20 |
1944-12-12 |
H C Price Company |
Pipe beveling machine
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US2537916A
(en)
|
1945-02-10 |
1951-01-09 |
Gustaf H Rosenboom |
Pipe cutting and tenoning machine
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US2493512A
(en)
*
|
1945-02-24 |
1950-01-03 |
Vickers Inc |
Power transmission
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US2635270A
(en)
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1948-07-06 |
1953-04-21 |
Robert A J Dawson |
Tool carriage ring for pipe cleaning machines
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US2567833A
(en)
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1948-09-04 |
1951-09-11 |
Chester E Warren |
Pipe cutter
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GB744154A
(en)
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1953-06-17 |
1956-02-01 |
Pass & Co Ltd E |
An improved pipe cutting machine
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US2798390A
(en)
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1953-07-27 |
1957-07-09 |
Porto Knurling Tools Inc |
Knurling tools for external cylindrical surfaces
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BE541118A
(pt)
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1955-09-29 |
|
|
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US2842238A
(en)
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1956-05-18 |
1958-07-08 |
Albert W Shaw |
Power-operated pipe cutting tool
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1957-01-07 |
1959-09-08 |
Detroit Broach & Machine Compa |
Means for reciprocating elements of machine tools and the like
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GB828940A
(en)
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1957-03-26 |
1960-02-24 |
Atomic Energy Authority Uk |
Improvements in or relating to pipe couplings
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US3078547A
(en)
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1957-04-22 |
1963-02-26 |
Corlise M Sweet |
Lathe cutting tools
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US2931659A
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1958-02-12 |
1960-04-05 |
Portage Double Quick Inc |
Quick change tool holder
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1958-07-23 |
1961-01-17 |
Gen Motors Corp |
Machine rail steel plug
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GB956906A
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1962-03-23 |
1964-04-29 |
Merrill David Martin |
Backlash preventing gears for coupled driven and drive shafts
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1963-10-17 |
1966-05-31 |
Brown Oil Tools |
Rotary pipe cutting device having pipe clamping means and ratchet feed means for thecutter
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1966-06-02 |
1968-03-05 |
Capitol Machine Company |
Cutting tool insert and holder assembly
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1967-03-24 |
1969-03-11 |
James L Young |
Pipe cutting and beveling apparatus
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1967-04-07 |
1969-07-15 |
Posa Cut Corp |
Multiple insert cutting tool
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1968-07-09 |
1973-05-22 |
Crc Crose Int Inc |
Apparatus for forming precision surfaces on ends of large pipes and like work places
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1968-10-03 |
1971-11-02 |
Chicago Bridge & Iron Co |
Portable machine tool for vertical drilling, threading and the like
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SE339389B
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1968-12-20 |
1971-10-04 |
Kockum Soederhamn Ab |
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1969-11-07 |
1974-06-25 |
Dnd Corp |
Self centering pipe working machine
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1969-11-07 |
1972-03-21 |
Gerald A Stunkard |
Self centering pipe working machine
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GB1267117A
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1970-03-13 |
1972-03-15 |
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1970-12-18 |
1973-05-15 |
R Lorenz |
Adjustable pipe groover and cut-off
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US3732758A
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1971-03-08 |
1973-05-15 |
M Rinaldo |
Pipe cutting apparatus
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1971-10-12 |
1973-07-10 |
Bowen Tools Inc |
Pipe beveling apparatus
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1972-01-27 |
1976-03-09 |
Dnd Corporation |
Pipe cutting device
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1972-01-27 |
1974-04-30 |
Dnd Corp |
Pipe cutting device
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1972-07-06 |
1974-04-30 |
S Pevzner |
Method of truing up heavy workpieces on the table of a metal-cutting machine and such table for carrying said method into effect
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GB1450774A
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1973-01-30 |
1976-09-29 |
Reekie Sons Ltd David |
Portable turning machines
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US3848489A
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1973-03-09 |
1974-11-19 |
A Santana |
Rotary machine tool
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US3872748A
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1973-04-09 |
1975-03-25 |
Reed Mfg Co |
Tool for bevelling plastic pipe
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US3893356A
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1974-03-19 |
1975-07-08 |
Frank Atzberger |
Rotor cutter
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1974-03-22 |
1975-09-30 |
Multi Fab Inc |
Flange facing and cutting tool
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US3915246A
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1974-05-16 |
1975-10-28 |
Adel E Sheshtawy |
Rotary drilling bit
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DE2439852A1
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1974-08-20 |
1976-03-04 |
Compac Cutting Machine Corp |
Vorrichtung zum durchschneiden von rohren und zum formen der schnittstellen
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US3992123A
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1975-10-01 |
1976-11-16 |
The United States Of America As Represented By The Secretary Of The Navy |
Pipe end machining apparatus
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1976-03-10 |
1977-09-27 |
Multi-Fab, Inc. |
Portable grooving tool
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US4063355A
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1976-08-30 |
1977-12-20 |
I-T-E Imperial Corporation |
Cutter for helically corrugated tube for flexible gas insulated cable
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(en)
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1976-11-16 |
1978-09-19 |
Feamster Iii William C |
Pipe cutting or end prepping apparatus
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1977-02-10 |
1984-06-28 |
Adolf 8000 München Spinner |
Aufbau-Werkzeugmaschine
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1977-03-17 |
1978-08-08 |
J. Ray Mcdermott & Co., Inc. |
Pipe cleaning brush assembly for pipe facing machine
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1977-06-30 |
1980-08-12 |
Abram N. Spanel |
Tapered key coupling
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1977-08-08 |
1978-09-05 |
Carter Walter L |
Tool holder
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1977-09-06 |
1978-09-12 |
Burr Oak Tool & Gauge Company |
Tube cutter with phase changer
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1977-10-31 |
1980-01-29 |
Sherer Charles R |
Method of and apparatus for cutting substantially vertically disposed pipe
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1978-09-05 |
1980-07-08 |
The Valeron Corporation |
Adjustable boring head
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1978-09-08 |
1982-07-28 |
Atomic Energy Authority Uk |
Rotary tools
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1979-07-18 |
1983-09-06 |
Rast Patent Manufacturers Pty. Limited |
Device for cutting pipes
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1979-10-24 |
1981-04-28 |
Helvoirt C |
Inrichting voor het snijden en calibreren van buizen.
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1979-11-02 |
1985-07-31 |
Hitachi Ltd |
Schwingungsgedaempfte lagervorrichtung.
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1980-01-10 |
1983-08-09 |
Drilling & Service U.K. Limited |
Rotary drill bits and method of use
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1980-06-02 |
1982-03-09 |
The E. H. Wachs Company |
Pile-cutting machine and method of cutting multi-sided piles
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1980-08-06 |
1982-02-07 |
Kauko Rautio |
Skaer foer sparrbilningsmaskin
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1980-08-28 |
1983-08-09 |
Milton Guttman |
Free-wheeling latching system
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JPS5775711A
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1980-10-29 |
1982-05-12 |
Brother Ind Ltd |
Step feeder in machine tool
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1981-04-10 |
1983-07-05 |
Blakeley Engineering Limited |
Pipe coupling with gasket locating means
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1981-06-04 |
1983-10-25 |
Power Cutting Incorporated |
Pipe end preparation machine
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1981-08-25 |
1983-03-10 |
WOCO Franz-Josef Wolf & Co, 6483 Bad Soden-Salmünster |
Elastomerschlaufe
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1982-11-05 |
1985-01-15 |
Garcia Carlos M |
Pipe cutter with split ring frame and enclosed feeding means
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1982-11-26 |
1985-01-01 |
The E. H. Wachs Company |
Travelling pipe cutter
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1983-04-07 |
1984-11-20 |
Tri Tool Inc. |
Portable lathe
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1984-04-30 |
1986-06-24 |
Gundy William P |
Spigot grinder and groover
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1984-05-11 |
1985-10-01 |
The E. H. Wachs Company |
Portable lathe
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DE3521697A1
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1984-06-18 |
1986-02-20 |
Tetsushi Ichihara Chiba Kubo |
Rohrbearbeitungsvorrichtung
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JPS6144501A
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1984-08-06 |
1986-03-04 |
Hideo Mizoguchi |
フェーシングヘッド
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1984-11-13 |
1986-09-02 |
Braasch Morris C |
Portable pipe cutter
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1984-11-26 |
1986-09-30 |
Tri-Tool |
Angularly adjustable mandrel assembly
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1985-04-01 |
1987-03-11 |
大连工学院 |
全自动液压切管机
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1985-04-05 |
1987-07-07 |
The E. H. Wachs Company |
Portable end prep lathe
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1985-09-16 |
1987-04-07 |
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Tube-squaring tool and clamping mechanism
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1987-02-03 |
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Clamping device for use on machine tools
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Portable powered pipe working machine
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Fire hydrant hoist
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Multi-function pipe machining apparatus
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Mandrel assembly for a portable lathe
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Low-clearance pipe lathe
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Messerzylinder
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Radial cutting tool for cutting thick-walled tubular members
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