Single hydraulic spring hinge eyeglasses

Details Single hydraulic spring hinge eyeglasses Single hydraulic spring hinge eyeglasses

1997-04-10

1998-12-01

Barkai, Raphael

Photography and optical equipment

Ophthalmic article

Eyeglasses, eyewear, or frame therefor

D16320, D16335, 1606

Patent

active

D04019610

REFERENCES:
patent: D230080 (1974-01-01), Maiese
patent: D377040 (1996-12-01), Khantzis
patent: D382293 (1997-08-01), Rocco
patent: D382892 (1997-08-01), Murai
patent: D383150 (1997-09-01), Conway
Lens Crafters Catalog Ray Ban Sunglasses "A" Jan. 10, 1997.
Macy's Catalog, frames at top right of page, Jul. 10, 1996.
Optician p. 6, top of page, Apr. 15, 1983.
Optician Cover Frames "Ovale" Oct. 13, 1972.

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