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Publication of FR565115ApublicationCriticalpatent/FR565115A/en
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16H—GEARING
F16H57/00—General details of gearing
F16H57/04—Features relating to lubrication or cooling or heating
FR565115D1923-04-141923-04-14
Reduction mechanism particularly applicable to fans
ExpiredFR565115A
(en)