USD344587S - Ophthalmic refractor - Google Patents

Ophthalmic refractor Download PDF

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Publication number
USD344587S
USD344587S US07/665,453 US66545391F USD344587S US D344587 S USD344587 S US D344587S US 66545391 F US66545391 F US 66545391F US D344587 S USD344587 S US D344587S
Authority
US
United States
Prior art keywords
ophthalmic refractor
refractor
ophthalmic
view
ornamental design
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US07/665,453
Inventor
Roy H. Burton
David E. Wood
Robert G. Miller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RH BURTON COMPANY A CORP OF OHIO
R H BURTON Co
Original Assignee
R H BURTON Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by R H BURTON Co filed Critical R H BURTON Co
Priority to US07/665,453 priority Critical patent/USD344587S/en
Assigned to R.H. BURTON COMPANY, A CORP OF OHIO reassignment R.H. BURTON COMPANY, A CORP OF OHIO ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: MILLER, ROBERT G., WOOD, DAVID E., BURTON, ROY H.
Application granted granted Critical
Publication of USD344587S publication Critical patent/USD344587S/en
Assigned to KEYBANK NATIONAL ASSOCIATION reassignment KEYBANK NATIONAL ASSOCIATION SECURITY AGREEMENT Assignors: R.H. BURTON COMPANY, THE
Anticipated expiration legal-status Critical
Assigned to THE R.H. BURTON COMPANY reassignment THE R.H. BURTON COMPANY RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS). Assignors: KEYBANK NATIONAL ASSOCIATION
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a rear perspective view of a ophthalmic refractor showing our new design;
FIG. 2 is a front view thereof, the broken line showing of the details is for illustrative purposes only and forms no part of the claimed design;
FIG. 3 is a rear view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a bottom view thereof.

Claims (1)

  1. The ornamental design for a ophthalmic refractor, as shown and described.
US07/665,453 1991-03-06 1991-03-06 Ophthalmic refractor Expired - Lifetime USD344587S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US07/665,453 USD344587S (en) 1991-03-06 1991-03-06 Ophthalmic refractor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/665,453 USD344587S (en) 1991-03-06 1991-03-06 Ophthalmic refractor

Publications (1)

Publication Number Publication Date
USD344587S true USD344587S (en) 1994-02-22

Family

ID=71068446

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/665,453 Expired - Lifetime USD344587S (en) 1991-03-06 1991-03-06 Ophthalmic refractor

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US (1) USD344587S (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD374720S (en) 1995-06-08 1996-10-15 Lukaszewski Ernest J Ophthalmic refractor
USD550845S1 (en) * 2006-04-11 2007-09-11 Kabushiki Kaisha Topcon Optometer
USD919096S1 (en) * 2018-09-27 2021-05-11 Essilor International Refractor
USD1017042S1 (en) * 2020-10-01 2024-03-05 Topcon Corporation Eye testing apparatus
USD1112411S1 (en) * 2023-09-29 2026-02-10 Carl Zeiss Vision International Gmbh Optical property demonstrator

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2266797A (en) 1939-04-06 1941-12-23 American Optical Corp Eye testing instrument
US2938426A (en) 1956-12-31 1960-05-31 American Optical Corp Refractors
US2968213A (en) 1957-07-01 1961-01-17 American Optical Corp Refractor having cylindrical lens carriers and drive means
US2995065A (en) 1956-12-18 1961-08-08 American Optical Corp Refractors
US3498699A (en) 1967-06-13 1970-03-03 American Optical Corp Refractor
US4606624A (en) 1983-10-13 1986-08-19 R. H. Burton Company Refractor having simplified cylinder lens assembly
US4943162A (en) 1984-11-09 1990-07-24 Sims Clinton N Astigmatic self-refractor and method of use

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2266797A (en) 1939-04-06 1941-12-23 American Optical Corp Eye testing instrument
US2995065A (en) 1956-12-18 1961-08-08 American Optical Corp Refractors
US2938426A (en) 1956-12-31 1960-05-31 American Optical Corp Refractors
US2968213A (en) 1957-07-01 1961-01-17 American Optical Corp Refractor having cylindrical lens carriers and drive means
US3498699A (en) 1967-06-13 1970-03-03 American Optical Corp Refractor
US4606624A (en) 1983-10-13 1986-08-19 R. H. Burton Company Refractor having simplified cylinder lens assembly
US4943162A (en) 1984-11-09 1990-07-24 Sims Clinton N Astigmatic self-refractor and method of use

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
American Optical Ophthalmic Instruments "Refractor" @ 1979 p. 4.
Bausch and Lomb Optical Company "Greens' Refractor" Aug. 19, 1955 Cover Page.

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD374720S (en) 1995-06-08 1996-10-15 Lukaszewski Ernest J Ophthalmic refractor
USD550845S1 (en) * 2006-04-11 2007-09-11 Kabushiki Kaisha Topcon Optometer
USD919096S1 (en) * 2018-09-27 2021-05-11 Essilor International Refractor
USD1017042S1 (en) * 2020-10-01 2024-03-05 Topcon Corporation Eye testing apparatus
USD1112411S1 (en) * 2023-09-29 2026-02-10 Carl Zeiss Vision International Gmbh Optical property demonstrator

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