Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses
Patent
1978-12-26
1981-03-10
Corbin, John K.
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
351 95, G02C 500
Patent
active
042550246
ABSTRACT:
The main components of the frame are constituted by slats of wood arranged in layers, shaped and adhesively assembled.
REFERENCES:
patent: 982720 (1911-01-01), Hiscock
patent: 1133106 (1915-03-01), Cuppett
patent: 2985556 (1961-05-01), Rowland
patent: 3597053 (1971-08-01), Mastman
patent: 4006974 (1977-02-01), Resnick
de Monts Thibaut
de Varax Herve
Gourvenec Jacques
Corbin John K.
DE LOS Reyes B. Wm.
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