Piston skirt expander,申请号US19390259963-传众专利搜索

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发明名称	Piston skirt expander
摘要
申请公布号	US2198829(A)	申请公布日期	1940.04.30
申请号	US19390259963	申请日期	1939.03.06
申请人	RAMSEY ACCESSORIES MANUFACTURING CORPORATION	发明人	MARIEN CHARLES A.
分类号	F16J1/06	主分类号	F16J1/06
代理机构		代理人
主权项
地址

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