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经营范围
发明名称
Pipe line heater
摘要
申请公布号
US2618293(A)
申请公布日期
1952.11.18
申请号
US19500176815
申请日期
1950.07.31
申请人
MORAN WILLIAM O
发明人
MORAN WILLIAM O.
分类号
F16L53/00
主分类号
F16L53/00
代理机构
代理人
主权项
地址
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Netting or sheeting enclosure
