Jan B. Chodak

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Painted Post, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Photochromic glasses exhibiting dichroism, birefringence and color...
- Patent number 4,125,404
- Issue date Nov 14, 1978
- Corning Glass Works
- Roger J. Araujo
- G02 - OPTICS
Information Patent Grant
Colored, dichroic, birefringent glass articles produced by optical...
- Patent number 4,125,405
- Issue date Nov 14, 1978
- Corning Glass Works
- Roger J. Araujo
- C03 - GLASS MINERAL OR SLAG WOOL