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This page displays all 「FI」 in main group F23N3/00. |
HB:Handbook | ||||
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CC:Concordance | |||||
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Regulating air supply or draught (conjointly with fuel supply F23N 1/00) | HB | CC | 3K003 | |
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.Regulating draught by direct pressure operation of single valves or dampers | HB | CC | 3K003 | |
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.by operation of single valves or dampers by temperature-sensitive elements | HB | CC | 3K003 | |
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. by conjoint operation of two or more valves or dampers (by power-assisted systems F23N3/08) | HB | CC | 3K003 | |
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.by power-assisted systems | HB | CC | 3K003 | |