F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
230/20, 230/25
F04D 29/36 (2006.01) F04D 25/08 (2006.01)
Patent
CA 1280100
AIR TURBULENCE BLADES FOR CEILING FANS ABSTRACT Supplemental blade attachments which are mounted to the end portions of the primary blades of conventional ceiling fans and which are of a configuration to establish a greater dispersion of air with respect to the fan by creating air turbulence which is directed radially outwardly in angular relationship with respect to the rotational axis of the fan.
521324
Cooke Frank L.
Fetherstonhaugh & Co.
LandOfFree
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