,申请号NL19690002504-传众专利搜索

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发明名称
摘要
申请公布号	NL6902504(A)	申请公布日期	1969.08.22
申请号	NL19690002504	申请日期	1969.02.18
申请人		发明人
分类号	F17C3/04;C04B30/00;F16L59/02;F16L59/12;F16L59/14;F16L59/147;F17D1/14;(IPC1-7):F16L59/02;F17C13/00	主分类号	F17C3/04
代理机构		代理人
主权项
地址

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