Photography and optical equipment – Ophthalmic article – Element or attachment
Patent
1995-12-11
1997-12-30
Barkai, Raphael
Photography and optical equipment
Ophthalmic article
Element or attachment
1606
Patent
active
D03884520
REFERENCES:
patent: D352950 (1994-11-01), Rasocha
patent: D361081 (1995-08-01), Pardinas
patent: 4112521 (1978-09-01), Uke
patent: 4495663 (1985-01-01), Shieh
patent: 4607398 (1986-08-01), Faulconer
patent: 4910806 (1990-03-01), Baker et al.
patent: 5329643 (1994-07-01), Sato
Skin Diver Magazine, Mar., 1986, p. 3, Face Mask #1.
Barkai Raphael
Hertz Harvey S.
Schwartz Charles H.
Underwater Diving Inc.
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