Alan Adshead

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New Mills, GB

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Patents Grantslast 30 patents

Information Patent Grant
Contact copying of reflection or volume holograms
- Patent number 4,895,419
- Issue date Jan 23, 1990
- Ciba-Geigy Corporation
- James Doyle
- G02 - OPTICS
Information Patent Grant
Method of preparing a hologram
- Patent number 4,748,097
- Issue date May 31, 1988
- Ciba-Geigy AG
- John A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of preparing a hologram
- Patent number 4,720,441
- Issue date Jan 19, 1988
- Ciba-Geigy AG
- John A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY