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The ornamental design for a tone generator, as shown and described. |
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FIG. 1 is a front elevation of a tone generator showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a rear elevation thereof;
FIG. 5 is a left side elevation thereof; and,
FIG. 6 is a right side elevation thereof.
Jones, III, Henry W., Truelson, Jon, Strick, Louis
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| D320023, | Apr 14 1989 | Marpac Corporation | Electronic sound generator |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 29 1992 | JONES, HENRY W , III | FRANZ MANUFACTURING COMPANY, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006320 | /0182 | |
| Sep 29 1992 | TRUELSON, JON | FRANZ MANUFACTURING COMPANY, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006320 | /0182 | |
| Sep 29 1992 | STRICK, LOUIS | FRANZ MANUFACTURING COMPANY, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 006320 | /0182 | |
| Oct 05 1992 | Franz Manufacturing Company, Inc. | (assignment on the face of the patent) | / |
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