Braking effect by electric or magnetic field

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Patents Grantslast 30 patents

Information Patent Grant
Roulette apparatus and method to ensure unambiguous wheel positions
- Patent number 10,157,517
- Issue date Dec 18, 2018
- Walter Grubmueller
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Gaming apparatus
- Patent number 8,191,893
- Issue date Jun 5, 2012
- Cammegh Limited
- Richard Cammegh
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Casino wheel game system
- Patent number 6,164,647
- Issue date Dec 26, 2000
- Ah-Him Chong Toc Chee
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3633916
- Patent number 3,633,916
- Issue date Jan 11, 1972
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3492001
- Patent number 3,492,001
- Issue date Jan 27, 1970
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3198522
- Patent number 3,198,522
- Issue date Aug 3, 1965
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3046018
- Patent number 3,046,018
- Issue date Jul 24, 1962
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
2039969
- Patent number 2,039,969
- Issue date May 5, 1936
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
1857629
- Patent number 1,857,629
- Issue date May 10, 1932
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
1461633
- Patent number 1,461,633
- Issue date Jul 10, 1923
- A63 - SPORTS GAMES AMUSEMENTS