Welded two-piece light alloy piston,申请号US19390264380-传众专利搜索

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发明名称	Welded two-piece light alloy piston
摘要
申请公布号	US2198771(A)	申请公布日期	1940.04.30
申请号	US19390264380	申请日期	1939.03.27
申请人	GENERAL MOTORS CORPORATION	发明人	HAZEN RONALD M.;JR. THOMAS S. MCCRAE,
分类号	F02B75/02;F02F3/00;F02F3/22	主分类号	F02B75/02
代理机构		代理人
主权项
地址

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