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发明名称
Clutch and brake device
摘要
申请公布号
US2457907(A)
申请公布日期
1949.01.04
申请号
US19460698651
申请日期
1946.09.23
申请人
A. O. SMITH CORPORATION
发明人
MALMSTEN PHILIP C.
分类号
F16D41/067
主分类号
F16D41/067
代理机构
代理人
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地址
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