Pointer type speedometer,申请号US19280306369-传众专利搜索

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发明名称	Pointer type speedometer
摘要
申请公布号	US2027589(A)	申请公布日期	1936.01.14
申请号	US19280306369	申请日期	1928.09.17
申请人	GENERAL MOTORS CORPORATION	发明人	HELGEBY RALPH O.
分类号	G01P3/495	主分类号	G01P3/495
代理机构		代理人
主权项
地址

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