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The ornamental design for an electronic test sensor unit, as shown and described. |
FIG. 1 is a top plan view of an electronic test sensor unit showing our new design;
FIG. 2 is a left side elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a top, front, and left side perspective view; and
FIG. 5 is a bottom plan view thereof.
The rear elevational view being flat, plain, and unornamented.
Riddiford, Martin P., Frazer, Stephen O., Sharkey, Seamus A.
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Patent | Priority | Assignee | Title |
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D288337, | Mar 29 1984 | Price/Stern/Sloan/Publishers, Inc. | Electronic detection unit for an educational instrument |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 21 1988 | RIDDIFORD, MARTIN P | PRICE STERN SLOAN, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 004930 | /0285 | |
Jun 21 1988 | FRAZER, STEPHEN O | PRICE STERN SLOAN, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 004930 | /0285 | |
Jun 21 1988 | SHARKEY, SEAMUS A | PRICE STERN SLOAN, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 004930 | /0285 | |
Jun 22 1988 | Price Stern Sloan Inc. | (assignment on the face of the patent) | / |
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