Spycher; Anton A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Spycher; Anton A..The latest application filed is for "method for finishing glass-plastic laminated lens blanks".
- Spycher; Anton A. - Big Flats NY
| Patent | Date |
|---|---|
| Method for finishing glass-plastic laminated lens blanks Grant 4,287,018 - Gulati , et al. September 1, 1 | 1981-09-01 |
| Lightweight laminated photochromic lenses Grant 4,268,134 - Gulati , et al. May 19, 1 | 1981-05-19 |
| Composite glass-plastic lens blanks resistant to shaling fracture Grant 4,264,156 - Spycher April 28, 1 | 1981-04-28 |
| Method for casting glass-plastic lenses comprising allyl diglycol carbonate plastic Grant 4,246,207 - Spycher January 20, 1 | 1981-01-20 |
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