Communications – electrical: acoustic wave systems and devices – Underwater system
Patent
1964-05-28
1991-03-26
Tarcza, Thomas H.
Communications, electrical: acoustic wave systems and devices
Underwater system
367145, H04B 1100
Patent
active
050035150
ABSTRACT:
An underwater acoustic transmitter adapted to be released from a submerged ubmarine to float towards the surface of the water and explode a plurality of signalling charges at a predetermined depth in a predetermined time sequence.
REFERENCES:
patent: 2587301 (1952-02-01), Ewing
patent: 2760180 (1956-08-01), Sipkin
patent: 2949853 (1960-08-01), Vogt
patent: 2981927 (1961-04-01), McKenney
patent: 3102475 (1963-09-01), Beckwith, Jr.
Hetzler, Jr. John C.
Kauffman Samuel H.
Lewis Charles A.
Maxim George E.
McLean Frank C.
Erickson R. J.
Pihulic Daniel T.
Tarcza Thomas H.
The United States of America as represented by the Secretary of
Walden Kenneth E.
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