Drive gear mechanism,申请号US19440533217-传众专利搜索

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发明名称	Drive gear mechanism
摘要
申请公布号	US2420294(A)	申请公布日期	1947.05.13
申请号	US19440533217	申请日期	1944.04.28
申请人	KOEHRING COMPANY	发明人	BECKWITH RAYMOND A.
分类号	B60K17/16	主分类号	B60K17/16
代理机构		代理人
主权项
地址

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