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发明名称	Piston
摘要
申请公布号	US1761982(A)	申请公布日期	1930.06.03
申请号	US19290394513	申请日期	1929.09.23
申请人	VERNON S. MAYBERRY;CARSON S. DUNNING	发明人	DUNNING JAMES 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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