Multibeam focusing irradiator
United States Patent 2968302
US Patent References:
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- - 2384465


Inventors:
Fry, William J.
Fry, Frank J.
Publication Date:
01/17/1961
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Assignee:
Univ, Illinois
Primary Class:
601/2
International Classes:
G10K11/30; G10K11/00
Foreign References:
FR597706A
CH285832A
DE654673C
CH281892A