Combined take-up and safety lock,申请号US19310563654-传众专利搜索

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发明名称	Combined take-up and safety lock
摘要
申请公布号	US1925022(A)	申请公布日期	1933.08.29
申请号	US19310563654	申请日期	1931.09.18
申请人	THE JEFFREY MANUFACTURING COMPANY	发明人	FRANCIS EARLE V.;LEMMON ALEXIS W.
分类号	B65G43/00	主分类号	B65G43/00
代理机构		代理人
主权项
地址

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