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发明名称
Method of laying underground pipes for carrying heated fluids
摘要
申请公布号
GB1045829(A)
申请公布日期
1966.10.19
申请号
GB19650025507
申请日期
1965.06.16
申请人
INGEBORG QUASSOWSKI-KEMPF
发明人
分类号
F16L1/028;F16L58/12;F16L59/12;F16L59/15
主分类号
F16L1/028
代理机构
代理人
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地址
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