Christoph Dobrusskin

Follow

Person

Hayes, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus including directidal selective screening means for displa...
- Patent number 5,583,695
- Issue date Dec 10, 1996
- Central Research Laboratories Limited
- Christoph Dobrusskin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS