Title:
Electronic apparatus for the observation of signals of biological origin
United States Patent 3171892
US Patent References:
Radar warning system
- - 2522551
Pulse duration discriminator
- - 2552013
Voice-operated signaling system
- - 2575910
Pulse width evaluating system
- - 2985828
Signal recognition circuit using pulse position modulation and pulse width discrimination
- - 3020483
Radar warning system
- - 2522551
Pulse duration discriminator
- - 2552013
Voice-operated signaling system
- - 2575910
Pulse width evaluating system
- - 2985828
Signal recognition circuit using pulse position modulation and pulse width discrimination
- - 3020483
Inventors:
Oltvani, Pantle Jorge
Publication Date:
03/02/1965
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Assignee:
Oltvani, Pantle Jorge
Primary Class:
Other Classes:
327/552, 600/544, 329/312, 327/31, 600/483, 600/528
International Classes:
A61B5/024; A61B5/0444; A61B5/0402
Foreign References:
| FR1242669A |