Continuous loop variable penetration winch
United States Patent 3358968

Inventors:
Walsh, Ralph E.
Elmer, Laky
Publication Date:
12/19/1967
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Assignee:
BREEZE CORP
Primary Class:
254/299
Other Classes:
254/279, 254/310
International Classes:
B64D1/22; B66D1/02; B64D1/00
Foreign References:
BE528469A
DE931315C
DE1084798B