Double hinged door,申请号US19520325299-传众专利搜索

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发明名称	Double hinged door
摘要
申请公布号	US2738543(A)	申请公布日期	1956.03.20
申请号	US19520325299	申请日期	1952.12.11
申请人	METER WILLIAM J VAN	发明人	METER WILLIAM J. VAN
分类号	E05D15/50	主分类号	E05D15/50
代理机构		代理人
主权项
地址

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