Spencer A. Snell

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Lyons, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Continuously variable reduction scanning optics drive
- Patent number 4,120,578
- Issue date Oct 17, 1978
- International Business Machines Corporation
- Raymond Alex Daniels
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multiple reduction indicators for continuously variable reduction c...
- Patent number 4,105,327
- Issue date Aug 8, 1978
- International Business Machines Corporation
- David K. Gibson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY