Laurentius C. J. Vroomen

Follow

Person

Eindhoven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Low-pressure gas discharge lamp and method for making
- Patent number 4,277,713
- Issue date Jul 7, 1981
- U.S. Philips Corporation
- Jan Hasker
- H01 - BASIC ELECTRIC ELEMENTS