Tool retainer for percussive tools,申请号US19480001157-传众专利搜索

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发明名称	Tool retainer for percussive tools
摘要
申请公布号	US2489923(A)	申请公布日期	1949.11.29
申请号	US19480001157	申请日期	1948.01.08
申请人	WORTHINGTON PUMP AND MACHINERY CORPORATION	发明人	NAST PAUL H.
分类号	B25D17/08	主分类号	B25D17/08
代理机构		代理人
主权项
地址

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