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CPC
A63F2250/1015

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Parent Industries

AHUMAN NECESSITIES A63Sports, games A63FCARD, BOARD, OR ROULETTE GAMES INDOOR GAMES USING SMALL MOVING PLAYING BODIES VIDEO GAMES GAMES NOT OTHERWISE PROVIDED FOR A63F2250/00Miscellaneous game characteristics

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A63F2250/1015Protractors

Industries

Patents Grantslast 30 patents

Information Patent Grant
3136550
- Patent number 3,136,550
- Issue date Jun 9, 1964
- A63 - SPORTS GAMES AMUSEMENTS