Photography and optical equipment – Ophthalmic article
Patent
1990-01-16
1992-03-31
Shooman, Theodore M.
Photography and optical equipment
Ophthalmic article
Patent
active
D03250393
REFERENCES:
patent: D317167 (1991-05-01), Downey
patent: 4674851 (1987-06-01), Jannard
patent: 4955706 (1990-09-01), Schmidthaler
patent: 4964714 (1990-10-01), Weymouth, Jr.
American Bicyclist Mar. 1988 p. 3 right top of page.
Longsdorf Ronald W.
Wong Jon
Barkai R.
Shooman Theodore M.
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