Lennart R. Johansson

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Landvetter, SE

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Patents Grantslast 30 patents

Information Patent Grant
Slide projector with circular slides magazine
- Patent number 4,418,997
- Issue date Dec 6, 1983
- Victor Hasselblad Aktiebolag
- Lennart R. Johansson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY