Undertaking
Patent
1987-07-24
1989-02-28
Millin, V.
Undertaking
272118, A63B 2304, A63B 2106
Patent
active
048078743
ABSTRACT:
This device relates to an ankle rehabilitation and ankle fitness devices. The device is equipped with apparatus to adjust ankle position and varying amount of resistance which enables the user to progressively strengthen the ankle. The device also functions in a manner to enable the user to isolate and exercise the plantar and dorsal muscle groups of the lower leg and ankle joint, separately.
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patent: 4605220 (1986-08-01), Troxel
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Bahr Robert D.
Litman Richard C.
Millin V.
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