made to travel by ratchet-wheels

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Patents Grantslast 30 patents

Information Patent Grant
Self-propelled quadrupedal toy
- Patent number 4,906,012
- Issue date Mar 6, 1990
- Chin-Chi Wang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3893706
- Patent number 3,893,706
- Issue date Jul 8, 1975
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3350109
- Patent number 3,350,109
- Issue date Oct 31, 1967
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
2936181
- Patent number 2,936,181
- Issue date May 10, 1960
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
2913248
- Patent number 2,913,248
- Issue date Nov 17, 1959
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
2226190
- Patent number 2,226,190
- Issue date Dec 24, 1940
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
1531271
- Patent number 1,531,271
- Issue date Mar 31, 1925
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
1359674
- Patent number 1,359,674
- Issue date Nov 23, 1920
- A63 - SPORTS GAMES AMUSEMENTS