W. Clifford Dawson

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E. Woodstock, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Finished ophthalmic lens comprising an optical smooth coating over...
- Patent number 4,417,790
- Issue date Nov 29, 1983
- American Optical Corporation
- W. Clifford Dawson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Toric surface generator
- Patent number 4,264,249
- Issue date Apr 28, 1981
- American Optical Corporation
- W. Clifford Dawson
- B24 - GRINDING POLISHING