Title:
Process of producing radio-active elements
United States Patent 2161985

Inventors:
Leo, Szilard
Publication Date:
06/13/1939
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Assignee:
Leo, Szilard
Primary Class:
376/156
Other Classes:
376/189, 376/192, 376/169, 307/110, 313/35, 313/39, 313/32, 376/199, 313/230
International Classes:
G21G1/02; G21G1/00