Dispositif de joint entre des organes tournants,申请号FR19640980928-传众专利搜索

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发明名称	Dispositif de joint entre des organes tournants
摘要
申请公布号	FR1402270(A)	申请公布日期	1965.06.11
申请号	FR19640980928	申请日期	1964.07.07
申请人		发明人	WHITTLE FRANK
分类号	E21B4/00;E21B17/07	主分类号	E21B4/00
代理机构		代理人
主权项
地址

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