Title:
Magnetic drive
United States Patent 3070024
Inventors:
Romberg, Edgar B.
Publication Date:
12/25/1962
Export Citation:
Assignee:
NORTH AMERICAN AVIATION INC
Primary Class:
International Classes:
F04B17/04; F04B17/03
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US Patent References:
Foreign References:
IT409843B
GB623449A
FR830433A
FR842073A