Method and means for the erection of tip up walls,申请号US19530346986-传众专利搜索

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发明名称	Method and means for the erection of tip up walls
摘要
申请公布号	US2859884(A)	申请公布日期	1958.11.11
申请号	US19530346986	申请日期	1953.04.06
申请人	PEARCE JOHN H	发明人	PEARCE JOHN H.
分类号	E04G21/16	主分类号	E04G21/16
代理机构		代理人
主权项
地址

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