Title:
Antenna switching system
United States Patent 2549639


Inventors:
Rosencrans, Charles A.
Application Number:
US60112745A
Publication Date:
04/17/1951
Filing Date:
06/23/1945
Assignee:
RCA CORP
Primary Class:
Other Classes:
333/260
International Classes:
G01S7/03; H01J17/04
View Patent Images:
US Patent References:
2454761Ultra high frequency device1948-11-30
2432100N/A1947-12-09
2412751Electrical protective device1946-12-17
2412315Radio transmitter-receiver automatic switching system1946-12-10
2412161Transmission system1946-12-03
2410641Duplex radio system1946-11-05
2403303Ultra high frequency apparatus1946-07-02
2403302Ultra high frequency apparatus1946-07-02
2402625Antenna switching device1946-06-25
1872398Suppressed wave radio carrier system1932-08-16
1035958N/A1912-08-20