Automatic lock for dumbwaiters,申请号US19350009598-传众专利搜索

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发明名称	Automatic lock for dumbwaiters
摘要
申请公布号	US2029867(A)	申请公布日期	1936.02.04
申请号	US19350009598	申请日期	1935.03.06
申请人	STEVE HALMI	发明人	HALMI STEVE
分类号	B66B13/18	主分类号	B66B13/18
代理机构		代理人
主权项
地址

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