Photography and optical equipment – Ophthalmic article
Patent
1989-06-22
1991-12-31
Ansher, Benard
Photography and optical equipment
Ophthalmic article
Patent
active
D03227979
REFERENCES:
patent: D302711 (1989-08-01), Burlison
patent: 2846684 (1958-08-01), Hill
patent: 4247177 (1981-01-01), Marks et al.
patent: 4405212 (1983-09-01), Cooper
patent: 4616367 (1986-10-01), Jean, Jr. et al.
patent: 4885808 (1989-12-01), Carpenter
patent: 4901374 (1990-02-01), Van Der Woude
Kuypers Jan W.
Norton Ian F.
Rashid Karim
Ansher Benard
Barkai R.
Imax Systems Corporation
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