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28004
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Information
Patent Grant
28004
References
Source
Patent Number
28,004
Date Filed
Not available
Date Issued
Tuesday, April 24, 1860
165 years ago
CPC
B60B17/00 - Wheels characterised by rail-engaging elements
F16H48/22 - using friction clutches or brakes
F16H48/295 - using multiple means for force boosting
F16H2048/202 - using freewheel clutches
US Classifications
295 - Railway wheels and axles
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