Variable speed transmissions,申请号US19530330113-传众专利搜索

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发明名称	Variable speed transmissions
摘要
申请公布号	US2782660(A)	申请公布日期	1957.02.26
申请号	US19530330113	申请日期	1953.01.07
申请人	DAVIS FREDERICK L	发明人	DAVIS FREDERICK L.
分类号	F16H47/04	主分类号	F16H47/04
代理机构		代理人
主权项
地址

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