PNEUMATIC DRILL RETAINING DEVICE,申请号CAD379346-传众专利搜索

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发明名称	PNEUMATIC DRILL RETAINING DEVICE
摘要
申请公布号	CA379346(A)	申请公布日期	1939.01.31
申请号	CAD379346	申请日期
申请人	VICTOR KARL NELSON	发明人	VICTOR KARL NELSON
分类号		主分类号
代理机构		代理人
主权项
地址

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