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发明名称
Elevator brake
摘要
申请公布号
US1936780(A)
申请公布日期
1933.11.28
申请号
US19310508059
申请日期
1931.01.12
申请人
WESTINGHOUSE ELECTRIC AND MANUFACTURING COMPANY
发明人
ARNOLD EDWIN E.;JAMES HENRY D.
分类号
B66B5/18
主分类号
B66B5/18
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代理人
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