Vision tester

Follow

Information

Patent Grant
D342317

References
Source

Patent Number
D342,317
Date Filed
Monday, October 7, 1991
33 years ago
Date Issued
Tuesday, December 14, 1993
31 years ago

Inventors
Original Assignees
- VSI INTERNATIONAL INC.
Examiners
- Reid; Stella
Agents
- Darby & Darby

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 172
- 351 243
- 351 233
- 351 244
- 351 239
- 351 237
- 351 213
- 351 224
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a vision tester, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
D207675	Hermann	May 1967
D212647	Minas	Nov 1968
D298457	Minkin et al.	Nov 1988
3277888	Otwell	Oct 1966