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The ornamental design for an interdental brush, as shown and described. |
FIG. 1 is a perspective view of an interdental brush, showing our new design.
FIG. 2 is a side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a fragmentary side elevational view of a second embodiment of an interdental brush; and
FIG. 6 is a fragmentary side elevational view of a third embodiment of an interdental brush.
Tarrson, Emanuel B., Maric, Dane, Kelly, Thomas P.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 20 1985 | TARRSON, EMANUEL B | JOHN O BUTLER COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST | 004376 | 0922 | |
Feb 20 1985 | MARIC, DANE | JOHN O BUTLER COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST | 004376 | 0922 | |
Feb 20 1985 | KELLY, THOMAS P | JOHN O BUTLER COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST | 004376 | 0922 | |
Feb 21 1985 | John O. Butler Company | (assignment on the face of the patent) |
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