Photography and optical equipment – Ophthalmic article
Patent
1991-12-03
1993-08-17
Ansher, Bernard
Photography and optical equipment
Ophthalmic article
Patent
active
D03384780
REFERENCES:
patent: D70922 (1926-08-01), Stevens
patent: D218127 (1970-07-01), Leominster
patent: D275204 (1984-08-01), Kanoui
patent: D292983 (1987-12-01), Kanoui
patent: 1619659 (1927-03-01), Evans
patent: 2267288 (1941-12-01), Rooke
patent: 2355048 (1944-08-01), Bernheim
Diltoer Jacques
Perrin Alain-Dominique
Ansher Bernard
Barkai R.
Cartier International B.V.
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