Projectile radio sonde
United States Patent 2647991
US Patent References:
Police-communication system
- - 2070112

Radio receiver
- - 2199555

Emergency transmitter
- - 2310017

Aircraft drift angle indicator
- - 2478866


Inventors:
Tatel, Howard E.
Trainer, Edgar W.
Publication Date:
08/04/1953
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Assignee:
Navy US.
Primary Class:
455/98
Other Classes:
455/91, 455/127.100, 455/128
International Classes:
F41G7/30; H05K7/00; F41G7/20