Title:
Wave communication system
United States Patent 1841142
Inventors:
Mathes, Robert C.
Publication Date:
01/12/1932
Export Citation:
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Assignee:
BELL TELEPHONE LABOR INC
Primary Class:
455/63.1
Other Classes:
455/118, 704/205
International Classes:
H04B1/66; H04B1/66
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