Spring shackle tool,申请号US19470731944-传众专利搜索

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发明名称	Spring shackle tool
摘要
申请公布号	US2494252(A)	申请公布日期	1950.01.10
申请号	US19470731944	申请日期	1947.03.03
申请人	MEARNS HERBERT A;NELSON JOHN G	发明人	MEARNS HERBERT A.;NELSON JOHN G.
分类号	B25B27/00;B25B27/30	主分类号	B25B27/00
代理机构		代理人
主权项
地址

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