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The ornamental design for a triple head toothbrush, as shown and described. |
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FIG. 1 is a perspective view of a triple head toothbrush, showing our new design as mounted on a battery powered handle;
FIG. 2 is a top view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a perspective view of another embodiment of the triple head toothbrush showing our design as mounted on a battery powered handle;
FIG. 8 is a top view thereof;
FIG. 9 is a front view thereof;
FIG. 10 is side view thereof;
FIG. 11 is a rear view; and,
FIG. 12 is a bottom view.
The broken line, showing of a handle in FIGS. 1 and 7, is for illustrative purposes only and forms no part of the claimed design.
Lemon, J. Robert, Evans, William T., Christian, Robert E.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 12 1991 | Professional Dental Technologies, Inc. | (assignment on the face of the patent) | / | |||
| Oct 21 1991 | LEMON, J ROBERT | PROFESSIONAL DENTAL TECHNOLOGIES, CORPORATION | ASSIGNMENT OF ASSIGNORS INTEREST | 005885 | /0884 | |
| Oct 21 1991 | EVANS, WILLIAM T | PROFESSIONAL DENTAL TECHNOLOGIES, CORPORATION | ASSIGNMENT OF ASSIGNORS INTEREST | 005885 | /0884 | |
| Oct 21 1991 | CHRISTIAN, ROBERT E | PROFESSIONAL DENTAL TECHNOLOGIES, CORPORATION | ASSIGNMENT OF ASSIGNORS INTEREST | 005885 | /0884 |
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