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3709500
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Information
Patent Grant
3709500
References
Source
Patent Number
3,709,500
Date Filed
Not available
Date Issued
Tuesday, January 9, 1973
52 years ago
CPC
A63F5/043 - using concentric discs or rings
A63F2250/186 - Spring
US Classifications
273 - Amusement devices: games
124 - Mechanical guns and projectors
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