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经营范围
发明名称
Joint for ducts or pipes
摘要
申请公布号
GB974251(A)
申请公布日期
1964.11.04
申请号
GB19620023907
申请日期
1962.06.21
申请人
JOHNS-MANVILLE CORPORATION
发明人
分类号
F16L21/00;F16L27/107
主分类号
F16L21/00
代理机构
代理人
主权项
地址
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