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经营范围
发明名称
Foyer à gaz auto-régulateur et son application aux appareils calorificateurs
摘要
申请公布号
FR775862(A)
申请公布日期
1935.01.11
申请号
FRD775862
申请日期
1933.10.02
申请人
发明人
MASSY LOUIS, JULES
分类号
G05D23/02
主分类号
G05D23/02
代理机构
代理人
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地址
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