GAUGE FOR CONCRETE STAIR CONSTRUCTION,申请号USD3612472-传众专利搜索

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发明名称	GAUGE FOR CONCRETE STAIR CONSTRUCTION
摘要
申请公布号	US3612472(A)	申请公布日期	1971.10.12
申请号	USD3612472	申请日期	1969.07.07
申请人	HENRY STEIGERWALDT JR.	发明人	HENRY STEIGERWALDT JR.
分类号	E04G13/06;(IPC1-7):E04G13/00	主分类号	E04G13/06
代理机构		代理人
主权项
地址

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