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发明名称
Holding and releasing mechanism for hand brakes
摘要
申请公布号
US2179674(A)
申请公布日期
1939.11.14
申请号
US19390262686
申请日期
1939.03.18
申请人
POOR & COMPANY
发明人
STOLPE FREDERICK J.
分类号
B61H13/02
主分类号
B61H13/02
代理机构
代理人
主权项
地址
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