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1856538
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Information
Patent Grant
1856538
References
Source
Patent Number
1,856,538
Date Filed
Not available
Date Issued
Tuesday, May 3, 1932
92 years ago
CPC
B62K9/02 - Tricycles
A63G1/32 - with seats two or more of which form a see-saw
Y10T403/32983 - Rod in socket
US Classifications
403 - Joints and connections
182 - Fire escape, ladder, or scaffold
280 - Land vehicles
472 - Amusement devices
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