Douglas Walter Hansen

Follow

Person

Caldedon East, CA

People

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY CIRCUITS FOR AUDIO AMPLIFIERS
- Publication number 20130163788
- Publication date Jun 27, 2013
- John B. French
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Audio amplifier
- Publication number 20070080745
- Publication date Apr 12, 2007
- John B. French
- H03 - BASIC ELECTRONIC CIRCUITRY