Soupape automatique d'échappement pour la commande d'une pression de fluide,申请号FRD1211480-传众专利搜索

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发明名称	Soupape automatique d'échappement pour la commande d'une pression de fluide
摘要
申请公布号	FR1211480(A)	申请公布日期	1960.03.16
申请号	FRD1211480	申请日期	1958.07.29
申请人	MASTABAR MINING EQUIPMENT COMPANY LIMITED	发明人
分类号	E21D15/51	主分类号	E21D15/51
代理机构		代理人
主权项
地址

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