Operating mechanism for windows,申请号US19500168314-传众专利搜索

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发明名称	Operating mechanism for windows
摘要
申请公布号	US2718395(A)	申请公布日期	1955.09.20
申请号	US19500168314	申请日期	1950.06.15
申请人		发明人	EHRLICH LOUIS B.
分类号	E05F11/44;E05F15/16	主分类号	E05F11/44
代理机构		代理人
主权项
地址

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