FR2292498A1
(fr)
*
|
1974-11-26 |
1976-06-25 |
Bisch Christian |
Perfectionnements aux appareils pour le lancement de balles dans un jeu de balles, notamment dans un jeu de tennis de table
|
US4021037A
(en)
*
|
1975-04-03 |
1977-05-03 |
Torbet Philip A |
Tennis practice machine
|
US3990426A
(en)
*
|
1975-07-22 |
1976-11-09 |
Gilbert Stokes |
Tennis ball throwing machine
|
US3989027A
(en)
*
|
1975-10-16 |
1976-11-02 |
Kahelin Edward W |
Machine for propelling balls of various diameters
|
US4027646A
(en)
*
|
1976-06-08 |
1977-06-07 |
Prince Manufacturing, Inc. |
Propulsion device for tennis balls and like spherical objects
|
US4094294A
(en)
*
|
1977-01-31 |
1978-06-13 |
Richard Speer |
Ball projecting device
|
US4112911A
(en)
*
|
1977-03-29 |
1978-09-12 |
Shooting Star Tennis |
Ball collector and projector apparatus
|
US4212284A
(en)
*
|
1978-04-06 |
1980-07-15 |
Richard Speer |
Pneumatically-operated ball projecting device
|
US4273095A
(en)
*
|
1978-04-06 |
1981-06-16 |
Richard Speer |
Pneumatically-operated ball projecting device
|
US4207857A
(en)
*
|
1978-05-18 |
1980-06-17 |
Balka William J Jr |
Automatic ball server
|
US4241717A
(en)
*
|
1978-05-30 |
1980-12-30 |
Maurice Mariani |
Oscillating flight control device for a ball projecting machine
|
US4372283A
(en)
*
|
1981-05-14 |
1983-02-08 |
Balka Jr William J |
Ball serving apparatus having independently operating horizontal and vertical firing barrel oscillating means
|
FR2529793A1
(fr)
*
|
1982-07-08 |
1984-01-13 |
Sumsky Kh Poli |
Garniture d'orientation pour simulateur lanceur de balles, notamment de tennis ou de football
|
GB2127699B
(en)
*
|
1982-07-24 |
1985-12-11 |
John Hammett |
Ball throwing machine
|
JPS5976272U
(ja)
*
|
1982-11-15 |
1984-05-23 |
齊藤 久哉 |
ピツチングマシン
|
US4570607A
(en)
*
|
1983-08-18 |
1986-02-18 |
Stokes Gilbert A |
Tennis ball throwing machine with continuously rotatable barrel having friction strip on one side only of inner wall
|
FR2563111B1
(fr)
*
|
1984-04-18 |
1986-08-29 |
Leneveu Michel |
Dispositif d'alimentation en balles dans un lance-balles integre ou non dans un simulateur de tennis
|
US5853332A
(en)
|
1995-08-21 |
1998-12-29 |
Briggs; Rick A. |
Participatory play structure having discrete play articles
|
US5133330A
(en)
*
|
1991-07-03 |
1992-07-28 |
Sharp John C |
Relief pitcher
|
US5145176A
(en)
*
|
1991-07-31 |
1992-09-08 |
Earl Lipson |
Pneumatically operated golf ball tee
|
US6264202B1
(en)
|
1995-08-21 |
2001-07-24 |
Rick A. Briggs |
Dry interactive play structure having recirculating play media
|
US5887578A
(en)
*
|
1997-08-25 |
1999-03-30 |
Backeris; Dean A. |
Ball projecting attachment for various air blowers
|
US20030101978A1
(en)
*
|
2001-11-30 |
2003-06-05 |
Smith William Kirby |
Pneumatic ball propulsion apparatus
|
AU2003209224A1
(en)
*
|
2002-01-15 |
2003-07-30 |
Hollrock Engineering, Inc. |
Batting system
|
US8079356B2
(en)
*
|
2002-02-07 |
2011-12-20 |
James Patrick Reible |
Pneumatic projectile launching apparatus with partition-loading apparatus
|
US6786830B2
(en)
|
2002-06-28 |
2004-09-07 |
Koala Corporation |
Modular water play structure
|
US6830044B2
(en)
*
|
2003-01-21 |
2004-12-14 |
Howard E. Hansen |
Pneumatic ball projecting apparatus
|
US7841950B2
(en)
*
|
2005-08-16 |
2010-11-30 |
Thomas Davidson |
Products and methods for ocular enhancement and methods for conducting business thereby
|
US7870851B2
(en)
*
|
2007-03-16 |
2011-01-18 |
Mahany Thomas E |
Device for optically exciting and delivering luminescent projectiles
|
US7694452B2
(en)
*
|
2007-08-27 |
2010-04-13 |
Croisetiere Leo R |
Bait launcher
|
US10758831B2
(en)
|
2014-11-17 |
2020-09-01 |
Whitewater West Industries Ltd. |
Interactive play center with interactive elements and consequence elements
|
EP3246075B1
(fr)
*
|
2015-01-15 |
2019-11-06 |
Byoung Koo Cho |
Appareil d'entraînement au jeu de ballon
|
US10576388B2
(en)
|
2016-11-14 |
2020-03-03 |
Whitewater West Industries Ltd. |
Play center using structural monoliths for water delivery capabilities
|