Method of operating internal combustion engines,申请号US19310517291-传众专利搜索

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发明名称	Method of operating internal combustion engines
摘要
申请公布号	US1970088(A)	申请公布日期	1934.08.14
申请号	US19310517291	申请日期	1931.02.20
申请人	PACKARD MOTOR CAR COMPANY	发明人	GRAVES WILLIAM H.
分类号	F02B3/00	主分类号	F02B3/00
代理机构		代理人
主权项
地址

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