DROSSELVENTIL, SPESIELT TIL BRUK I FORBINDELSE MED OLJE- OG GASSBORINGER.,申请号NO19860000821-传众专利搜索

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发明名称	DROSSELVENTIL, SPESIELT TIL BRUK I FORBINDELSE MED OLJE- OG GASSBORINGER.
摘要
申请公布号	NO860821(A)	申请公布日期	1986.10.13
申请号	NO19860000821	申请日期	1986.03.05
申请人	DYHR, EINAR	发明人	DYHR, EINAR
分类号	E21B34/04;E21B;E21B21/00;E21B21/08;E21B21/10;F16K;F16K7/04;(IPC1-7):F16K/	主分类号	E21B34/04
代理机构		代理人
主权项
地址

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