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The ornamental design for a piano pin, as shown. |
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FIG. 1 is a front perspective view of a piano pin showing my new design;
FIG. 2 is a rear perspective view of the piano pin shown in FIG. 1;
FIG. 3 is a left side view of the piano pin shown in FIG. 1;
FIG. 4 is a right side view of the piano pin shown in FIG. 1;
FIG. 5 is a front perspective view of a piano pin showing a second embodiment of my new design;
FIG. 6 is a rear perspective view of the piano pin shown in FIG. 5;
FIG. 7 is a left side view of the piano pin shown in FIG. 5; and,
FIG. 8 is a right side view of the piano pin shown in FIG. 5.
| Patent | Priority | Assignee | Title |
| Patent | Priority | Assignee | Title |
| 149559, | |||
| D308284, | Jun 28 1988 | Harber, Inc. | Heart-shaped shoelace or drawstring fastener |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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