Gear broaching machine and method,申请号US19350018840-传众专利搜索

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发明名称	Gear broaching machine and method
摘要
申请公布号	US2102071(A)	申请公布日期	1937.12.14
申请号	US19350018840	申请日期	1935.04.29
申请人	COLONIAL BROACH COMPANY	发明人	HART WILLIAM A.
分类号	B23F1/08	主分类号	B23F1/08
代理机构		代理人
主权项
地址

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