,申请号NL19700010783-传众专利搜索

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发明名称
摘要
申请公布号	NL7010783(A)	申请公布日期	1971.03.02
申请号	NL19700010783	申请日期	1970.07.21
申请人		发明人
分类号	F16J15/12;F16L23/18;(IPC1-7):F16J15/12;F16L23/00	主分类号	F16J15/12
代理机构		代理人
主权项
地址

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