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发明名称
Pipe assembly
摘要
申请公布号
US2132636(A)
申请公布日期
1938.10.11
申请号
US19370133759
申请日期
1937.03.30
申请人
JOHNS-MANVILLE CORPORATION
发明人
MAAHS ARTHUR J.
分类号
F16L41/08
主分类号
F16L41/08
代理机构
代理人
主权项
地址
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