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发明名称
IMPROVEMENTS IN OR RELATING TO FLANGED COUPLINGS
摘要
申请公布号
GB2087500(B)
申请公布日期
1984.06.27
申请号
GB19810026378
申请日期
1981.08.28
申请人
HERAEUS QUARZSCHMELZE GMBH
发明人
分类号
F16L23/16;F16L23/12;F16L49/00;(IPC1-7):F16L49/00
主分类号
F16L23/16
代理机构
代理人
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