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H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02K—DYNAMO-ELECTRIC MACHINES
H02K5/00—Casings; Enclosures; Supports
H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
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FR640061D1927-01-171927-08-26Moyens pour le refroidissement des machines électriques
ExpiredFR640061A
(fr)