Segment avec expandeur élastique pour pistons et autres applications,申请号FRD841856-传众专利搜索

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发明名称	Segment avec expandeur élastique pour pistons et autres applications
摘要
申请公布号	FR841856(A)	申请公布日期	1939.05.31
申请号	FRD841856	申请日期	1938.01.31
申请人		发明人	BOLLEE PIERRE;BOLLEE MARCEL
分类号	F16J9/06	主分类号	F16J9/06
代理机构		代理人
主权项
地址

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