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The ornamental design for a ball point pen, as shown and described. |
FIG. 1 is a right front perspective view of a ball point pen showing our new design;
FIG. 2 is a left side elevational view with the cap member in place;
FIG. 3 is a front elevational view of FIG. 2;
FIG. 4 is a top plan view on an enlarged scale;
FIG. 5 is a rear elevational view of FIG. 2;
FIG. 6 is a bottom plan view on an enlarged scale; and
FIG. 7 is a front elevational view of a second embodiment of our new design .
Grotsch, Gerald, Heger, Friedrich
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 27 1989 | GROTSCH, GERALD | J S STAEDTLER GMBH & CO | ASSIGNMENT OF ASSIGNORS INTEREST | 005053 | /0869 | |
Feb 27 1989 | HEGER, FRIEDRICH | J S STAEDTLER GMBH & CO | ASSIGNMENT OF ASSIGNORS INTEREST | 005053 | /0869 | |
Mar 13 1989 | J.S. Staedtler GmbH & Co. | (assignment on the face of the patent) | / |
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