Photography and optical equipment – Ophthalmic article
Patent
1989-11-22
1991-11-05
Ansher, Bernard
Photography and optical equipment
Ophthalmic article
Patent
active
D03213552
REFERENCES:
patent: D315356 (1991-03-01), Hirshman
patent: 4544245 (1985-10-01), Stansbury
patent: 4703522 (1987-11-01), Schurle et al.
Optician May 27, 1988, p. 23.
Washington Post, Apr. 2, 1973, Sec. C.24, #28.
Allendorf Stephan C.
Dair Thomas M.
Ansher Bernard
Barkai R.
Corning Incorporated
Janes Jr. Clinton S.
Peterson Milton M.
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