Oil cooled piston structure,申请号US19530368101-传众专利搜索

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发明名称	Oil cooled piston structure
摘要
申请公布号	US2742883(A)	申请公布日期	1956.04.24
申请号	US19530368101	申请日期	1953.07.15
申请人	SMITH FRANK J	发明人	SMITH FRANK J.
分类号	F01M1/08;F02F3/22	主分类号	F01M1/08
代理机构		代理人
主权项
地址

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