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G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
G01K5/00—Measuring temperature based on the expansion or contraction of a material
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FR779537D1933-10-101934-10-10Perfectionnements apportés aux installations d'avertisseurs, notamment à celles pour signaler l'incendie
ExpiredFR779537A
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