USD344587SExpiredUtility

Ophthalmic refractor

45
Assignee: R H BURTON COMPANYPriority: Mar 6, 1991Filed: Mar 6, 1991Granted: Feb 22, 1994
Est. expiryMar 6, 2011(expired)· nominal 20-yr term from priority
Inventors:Roy H. BurtonDavid E. WoodRobert G. Miller
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PatentIndex Score
5
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ophthalmic refractor, as shown and described.

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