VENTIL,申请号DD19870304764-传众专利搜索

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发明名称	VENTIL
摘要
申请公布号	DD263811(A1)	申请公布日期	1989.01.11
申请号	DD19870304764	申请日期	1987.07.09
申请人	INGENIEURBUERO LANDTECHNIK ROGGENTIN ING.-BUERO LANDTECHNIK,DD	发明人	ROSCHIG,DETLEF,DD;MELLMANN,KARL-HEINZ,DD
分类号	F16K11/04;(IPC1-7):F16K11/04	主分类号	F16K11/04
代理机构		代理人
主权项
地址

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