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经营范围
发明名称
CONNECTION WITH A GLASS COATED SEALING SURFACE
摘要
申请公布号
US3439940(A)
申请公布日期
1969.04.22
申请号
USD3439940
申请日期
1965.06.21
申请人
RITTER PFAUDLER CORP.
发明人
ERWIN J. NUNLIST
分类号
F16L5/00;F16L15/04;F16L15/08;F16L23/036;F16L23/04;F16L23/16;F16L41/08;F16L58/14;(IPC1-7):F16L17/00;F16L55/00
主分类号
F16L5/00
代理机构
代理人
主权项
地址
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