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经营范围
发明名称
Reversible friction clutch
摘要
申请公布号
US2003155(A)
申请公布日期
1935.05.28
申请号
US19320620401
申请日期
1932.07.01
申请人
BLACKHAWK MFG. CO.
发明人
PFAUSER EDWARD M.
分类号
F16D41/08
主分类号
F16D41/08
代理机构
代理人
主权项
地址
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