Hans-Jurgen Kiel

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Wiegendorf, DD

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Patents Grantslast 30 patents

Information Patent Grant
Planet projection
- Patent number 4,311,468
- Issue date Jan 19, 1982
- Jenoptik Jena G.m.b.H.
- Hans-Jurgen Kiel
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS