Invention Grant
- Patent Title: Game-scoring device
- Patent Title (中): 游戏评分装置
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Application No.: US66627323Application Date: 1923-10-03
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Publication No.: US1642382APublication Date: 1927-09-13
- Inventor: LEON OTTINGER
- Applicant: LEON OTTINGER
- Assignee: Ottinger Leon
- Current Assignee: Ottinger Leon
- Priority: US66627323 1923-10-03
- Main IPC: A63F1/18
- IPC: A63F1/18
Information query
