DOOR ELECTRIC OPERATOR,申请号CAD434353-传众专利搜索

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发明名称	DOOR ELECTRIC OPERATOR
摘要
申请公布号	CA434353(A)	申请公布日期	1946.04.23
申请号	CAD434353	申请日期
申请人	ELEVATOR SUPPLIES COMPANY	发明人	JAMES H. BANKS;HARRY R. JURGENS
分类号		主分类号
代理机构		代理人
主权项
地址

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