Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Patent
1967-01-06
1978-01-03
Birmiel, Howard A.
Communications: radio wave antennas
Antennas
Balanced doublet - centerfed
325 33, 325 40, 325 53, 325 63, 325 58, 343204, H04B 712
Patent
active
040669645
ABSTRACT:
This invention relates to a communication system wherein a plurality of stations can communicate with each other, without going through a central switchboard; and more particularly to such a communication system that is as private as possible -- the commmunication system having, in addition, the capability of conference calls and a command-override.
REFERENCES:
patent: 2635228 (1953-04-01), Purington
patent: 2946044 (1960-07-01), Bolgiano et al.
patent: 3140468 (1964-07-01), Blaisdell et al.
patent: 3292178 (1966-12-01), Magnuski
patent: 3310741 (1967-03-01), Uitermark et al.
patent: 3493866 (1970-02-01), Miller
Costanza Samuel T.
Franklin Peter G.
Gebhardt Frank L.
Israel Jack D.
Moore Charles R.
Birmiel Howard A.
Hamann H. Fredrick
Humphries L. Lee
Pitts Rolf M.
Rockwell International Corporation
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