1979-07-26
1980-12-23
Butler, Douglas C.
Undertaking
9310J, 272 1B, A63B 3102
Patent
active
042401712
ABSTRACT:
The present swimmer's aid has a centrally positioned hand grip arrangement for receiving the swimmer's hands close together and flotation elements extending laterally outward on both sides beyond the hand grip arrangement for flotation stability.
REFERENCES:
patent: 2290943 (1942-07-01), Conley
patent: 2593321 (1952-04-01), Lindgren
patent: 3146470 (1964-09-01), Hamblin
patent: 3174702 (1965-03-01), French
patent: 3181493 (1965-05-01), Perkut
patent: 3830188 (1974-08-01), Humbert
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