Portable drill feeder,申请号US19520281949-传众专利搜索

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发明名称	Portable drill feeder
摘要
申请公布号	US2748628(A)	申请公布日期	1956.06.05
申请号	US19520281949	申请日期	1952.04.12
申请人	MASON WILLIAM C	发明人	MASON WILLIAM C.
分类号	B23B45/14;B23Q1/28;B23Q5/50;B25H1/00	主分类号	B23B45/14
代理机构		代理人
主权项
地址

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