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发明名称
Winch
摘要
申请公布号
US1956806(A)
申请公布日期
1934.05.01
申请号
US19330680738
申请日期
1933.07.17
申请人
FRANK MITZEN;HOFFMAN FRANK J
发明人
MITZEN FRANK;HOFFMAN FRANK J.
分类号
B65H75/40;H02G1/08;H02G11/02
主分类号
B65H75/40
代理机构
代理人
主权项
地址
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