Roofer's knife,申请号US19500149227-传众专利搜索

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发明名称	Roofer's knife
摘要
申请公布号	US2674038(A)	申请公布日期	1954.04.06
申请号	US19500149227	申请日期	1950.03.13
申请人	TWISS DONALD T	发明人	TWISS DONALD T.
分类号	E04D15/04	主分类号	E04D15/04
代理机构		代理人
主权项
地址

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