A NON-RETURN FLAP VALVE,申请号AU19780034851-传众专利搜索

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发明名称	A NON-RETURN FLAP VALVE
摘要
申请公布号	AU3485178(A)	申请公布日期	1979.10.11
申请号	AU19780034851	申请日期	1978.04.06
申请人	GUSTAV F. GERDTS KG	发明人	GERHARD SCHUTZER
分类号	F16K1/22;F16K15/03	主分类号	F16K1/22
代理机构		代理人
主权项
地址

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