Title:
Grip training device
United States Patent 3111322
Inventors:
English, John A.
Publication Date:
11/19/1963
Assignee:
Harry, Johansing G.
Paul, Johansing G.
Austin, Bruce Slack
Martha, Slack C.
John, Lowe H.
Meyer H. D.
Other Classes:
473/201, 482/47, 434/252, 482/49
International Classes:
A63B69/36; A63B69/38