1988-11-15
1990-05-01
Apley, Richard J.
Undertaking
272 61, 272 62, 272DIG4, 272 93, A63B 100
Patent
active
049212451
ABSTRACT:
An exercise device of the type having a horizontally disposed bar supported by a pair of uprights extending from a pair of base members and further supported from the base members by a pair of brace members supporting each of the uprights and a pair of crossmembers connecting the base members with extendable support means associated with the base members to be extended during large arc swinging on the device and to retracted or removed when the device is in a non-swinging mode or storage mode.
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American '68 School Catalog; p. 24, 1968.
Apley Richard J.
Engellenner Thomas J.
Flaxman H.
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