APPARATUS FOR PRELIMINARY STRETCHING CIRCULAR MEMBRANE,ESPECIALLY IN MEMBRANE PRESSURE PICK-UP,申请号PL19820236986-传众专利搜索

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发明名称	APPARATUS FOR PRELIMINARY STRETCHING CIRCULAR MEMBRANE,ESPECIALLY IN MEMBRANE PRESSURE PICK-UP
摘要
申请公布号	PL130142(B2)	申请公布日期	1984.07.31
申请号	PL19820236986	申请日期	1982.06.18
申请人		发明人
分类号	G01L;G01L7/08;H04R;H04R31/00;(IPC1-7):G01L7/08	主分类号	G01L
代理机构		代理人
主权项
地址

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