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The ornamental design for a tricycle frame, as shown. |
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FIG. 1 is a perspective view of a tricycle frame showing our new design;
FIG. 2 is a front elevational view of a thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a bottom plan view thereof; and,
FIG. 5 is a top plan view thereof.
Challoner, Lewis, Challoner, D'Ann
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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