Detachable head wrench,申请号US19450631142-传众专利搜索

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发明名称	Detachable head wrench
摘要
申请公布号	US2420132(A)	申请公布日期	1947.05.06
申请号	US19450631142	申请日期	1945.11.27
申请人	MICHAEL GRYNIUCK	发明人	GRYNIUCK MICHAEL
分类号	B25G1/06	主分类号	B25G1/06
代理机构		代理人
主权项
地址

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