Photography and optical equipment – Ophthalmic article
Patent
1987-07-28
1991-07-23
Dunkins, Bruce W.
Photography and optical equipment
Ophthalmic article
Patent
active
D03184765
REFERENCES:
patent: D143077 (1945-07-01), Kimball
patent: D266031 (1982-09-01), Sato
patent: D292329 (1987-10-01), Vitaloni
patent: 2368303 (1940-09-01), Johnston
Dunkins Bruce W.
Hannon M.
Philpitt Fred
Tabata Co. Ltd.
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