A63B 35 - Swimming framework with driving mechanisms operated by the swimmer or by a motor

Patents for A63B 35 - Swimming framework with driving mechanisms operated by the swimmer or by a motor (310)
11/1981
11/24/1981	US4302194 Combined aquatic support and propulsion device
09/1981
09/15/1981	US4289487 Swimming device
09/1980
09/02/1980	US4220110 Underwater propulsion unit
03/1980
03/18/1980	US4193371 Double-acting single-web swimming apparatus
07/1979
07/31/1979	US4162788 Swimming and exercising apparatus
06/1979
06/19/1979	US4158245 Swimming device
04/1979
04/17/1979	US4149483 Aquatic maneuvering device
09/1977
09/13/1977	US4047492 Sailing device
12/1976
12/07/1976	US3995578 Scuba divers propulsion unit
05/1976
05/18/1976	US3957007 Air powered water propulsion method and apparatus

1 2 3 4