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发明名称
Instrument de mesure des pertes de chaleur pour installations de chauffage
摘要
申请公布号
FR1043656(A)
申请公布日期
1953.11.10
申请号
FRD1043656
申请日期
1951.10.09
申请人
LANDIS & GYR S. A.
发明人
分类号
G05D23/275
主分类号
G05D23/275
代理机构
代理人
主权项
地址
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