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经营范围
发明名称
Improvements in pipe couplings
摘要
申请公布号
GB739958(A)
申请公布日期
1955.11.02
申请号
GB19540007664
申请日期
1954.03.16
申请人
ERIC STEPHEN BUHAYAR
发明人
分类号
F16L37/16
主分类号
F16L37/16
代理机构
代理人
主权项
地址
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