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发明名称
Revêtement calorifuge pour tuyaux
摘要
申请公布号
FR924149(A)
申请公布日期
1947.07.28
申请号
FRD924149
申请日期
1946.03.01
申请人
H. E. ROUYER & COMPAGNIE
发明人
分类号
F16L59/02;F16L59/22
主分类号
F16L59/02
代理机构
代理人
主权项
地址
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