Drilldown: Patents

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Patents > Filing date: 1940 - 1949

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Inventors:
Donald E Norgaard (1) · Harold M Wilson (1) · Logan Belleville (1) · Octavio M. Salati (1) · Siegfried Hansen (1)
Company:
General Electric (2) · General Radio (1) · Hazeltine Research, Inc. (1) · Logan Belleville (1)
Filing date:
1940 (2) · 1945 (2) · 1947 (1)
Grant date:
1942 (2) · 1951 (3)
Cites:
None (5)

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