ERBTEC ENGINEERING, INC., A CO CORP

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BOULDER, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Amplifier having digital bias control apparatus
- Patent number 4,924,191
- Issue date May 8, 1990
- Erbtec Engineering, Inc.
- Lee A. Erb
- H03 - BASIC ELECTRONIC CIRCUITRY