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The ornamental design for a vision tester, as shown and described. |
FIG. 1 is a perspective view of a vision tester, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is the right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a back elevational view thereof; and,
FIG. 7 is a bottom plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 05 1992 | TORREY, JONATHAN G | APPLIED VISION CONCEPTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006320 | /0406 | |
Nov 09 1992 | PRIO Corporation | (assignment on the face of the patent) | / | |||
Nov 10 1992 | APPLIED VISION CONCEPTS, INC | PRIO CORPORATION, INC | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 006900 | /0843 | |
Aug 31 2006 | PRIO Corporation | ESSILOR INTERNATIONAL, S A | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 018433 | /0942 |
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