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The ornamental design for a mechanical construction model, as shown and described.
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The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 10 2022 | OKHRIMENKO, DENYS | TIME4MACHINE INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 061387 | /0677 |
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