Title:
Velocity measuring device
United States Patent 2102166
Inventors:
Roberts, Walter Van B.
Publication Date:
12/14/1937
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Export Citation:
Assignee:
RCA CORP
Primary Class:
Other Classes:
73/379.040, 367/89, 473/154, 73/12.020
International Classes:
G01P3/66; G01P3/64