John M. Bergey

Follow

Person

Lancaster, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low voltage battery indicator for a solid state watch
- Patent number 3,991,553
- Issue date Nov 16, 1976
- Time Computer, Inc.
- John M. Bergey
- G01 - MEASURING TESTING
Information Patent Grant
Light emitting diode wristwatch with angular display
- Patent number 3,974,637
- Issue date Aug 17, 1976
- Time Computer, Inc.
- John M. Bergey
- G04 - HOROLOGY