Hans Orrhammar

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Grottaferrata, IT

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for controlling reproduction of text characters whose for...
- Patent number 4,604,712
- Issue date Aug 5, 1986
- Agence Spatiale Europeenne
- Hans Orrhammar
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Control apparatus for displaying alphanumeric characters
- Patent number 4,197,534
- Issue date Apr 8, 1980
- Organisation Europeenne de Recherches Spatiales
- Hans Orrhammar
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS