Title:
Carrier-wave communication system
United States Patent 2461646
US Patent References:
Central energy wave signaling system
- - 1771148

Oscillation generation system
- - 2169374

Dictograph
- - 2193102

Radio traffic control
- - 2252083

Radio relaying system
- - 2250532


Inventors:
Lewis, Harold M.
Publication Date:
02/15/1949
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Assignee:
HAZELTINE RESEARCH INC
Primary Class:
342/60
Other Classes:
455/19, 342/6
International Classes:
H04B1/54