Speedometer,申请号US19310547440-传众专利搜索

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发明名称	Speedometer
摘要
申请公布号	US1924413(A)	申请公布日期	1933.08.29
申请号	US19310547440	申请日期	1931.06.27
申请人	PHINNEY EDWARD D	发明人	PHINNEY EDWARD D.
分类号	G01P3/14	主分类号	G01P3/14
代理机构		代理人
主权项
地址

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