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The ornamental design for a retractable blade knife, as shown and described. |
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FIG. 1 is a perspective view of a retractable blade knife showing my new design with the blade in a retracted position;
FIG. 2 is a top plan view thereof with the blade in an extended position;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a front elevational view thereof with the blade in an extended position; and,
FIG. 7 is a rear elevational view thereof with the blade in an extended position.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 24 1993 | HIRAI, KIKUJI | NT Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST | 006494 | /0263 | |
| Apr 01 1993 | NT Incorporated | (assignment on the face of the patent) | / |
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