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F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16N—LUBRICATING
F16N27/00—Proportioning devices
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FR515766A1920-05-191920-05-19Dispositif mécanique pour le graissage des moteurs
ExpiredFR515766A
(fr)