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发明名称
ELEVATOR SAFETY DEVICE
摘要
申请公布号
CA355030(A)
申请公布日期
1935.12.31
申请号
CAD355030
申请日期
申请人
THE CANADIAN WESTINGHOUSE COMPANY;THE WESTINGHOUSE ELECTRIC ELEVATOR COMPANY
发明人
FRED BAUMGARTNER
分类号
主分类号
代理机构
代理人
主权项
地址
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