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发明名称
Revêtement spécial pour calorifuges de toutes natures
摘要
申请公布号
FR1134692(A)
申请公布日期
1957.04.16
申请号
FRD1134692
申请日期
1955.11.07
申请人
发明人
RAVEAU ROBERT
分类号
F16L59/02;F16L59/10
主分类号
F16L59/02
代理机构
代理人
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地址
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