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发明名称
TAETAD ROERFOERBINDNING
摘要
申请公布号
FI67938(B)
申请公布日期
1985.02.28
申请号
FI19770003644
申请日期
1977.12.01
申请人
UNITED STATES PIPE AND FOUNDRY CO
发明人
GRAHAM ROBERT MALCOLM
分类号
F16L21/02;F16L21/03;(IPC1-7):F16L21/02
主分类号
F16L21/02
代理机构
代理人
主权项
地址
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