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发明名称
Freewheel hub with coaster brake and locking means therefor
摘要
申请公布号
US2087657(A)
申请公布日期
1937.07.20
申请号
US19350030268
申请日期
1935.07.08
申请人
HERMANN SCHMIDT
发明人
SCHMIDT HERMANN
分类号
B62L5/04
主分类号
B62L5/04
代理机构
代理人
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地址
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