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经营范围
发明名称
Improvements in thermostatic flue regulators
摘要
申请公布号
GB451007(A)
申请公布日期
1936.07.28
申请号
GB19350021719
申请日期
1935.07.31
申请人
LA DIFFUSION S.A.R.L.
发明人
分类号
F23N3/04
主分类号
F23N3/04
代理机构
代理人
主权项
地址
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