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发明名称
Perfectionnements aux filtres dits <<hottes absorbantes>> pour chauffe-eau au gaz
摘要
申请公布号
FR1171085(A)
申请公布日期
1959.01.22
申请号
FRD1171085
申请日期
1957.04.10
申请人
发明人
BERQUEZ EMILE
分类号
F24H9/00
主分类号
F24H9/00
代理机构
代理人
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