Laszlo Katko

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Budapest, HU

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Patents Grantslast 30 patents

Information Patent Grant
Equipment for displaying alphanumerical and/or pictorial informatio...
- Patent number 4,533,912
- Issue date Aug 6, 1985
- Budapesti Muszaki Egyetem
- Jozsef Gal
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS