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发明名称
Perfectionnements aux chauffe-bains
摘要
申请公布号
FR918287(A)
申请公布日期
1947.02.04
申请号
FRD918287
申请日期
1945.08.07
申请人
发明人
LAGNIEZ ROBERT-JULES-GUSTAVE
分类号
H05B3/00
主分类号
H05B3/00
代理机构
代理人
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