Roger F. De Smedt

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Tielrode, BE

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Patents Grantslast 30 patents

Information Patent Grant
Core for film spool
- Patent number 4,901,936
- Issue date Feb 20, 1990
- AGFA-GEVAERT N.V.
- Edward Buelens
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY