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THOMAS ET P LEVEQUE M
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THOMAS ET P LEVEQUE M
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Publication of FR575181ApublicationCriticalpatent/FR575181A/fr
F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
F23L1/00—Passages or apertures for delivering primary air for combustion
F23L1/02—Passages or apertures for delivering primary air for combustion by discharging the air below the fire
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FR575181D1923-09-031924-01-02Dispositif de commande du registre d'amenée d'air dans les foyers de chaudières et fours industriels
ExpiredFR575181A
(fr)