Drawing pen
Leuenberger , et al. January 13, 1
U.S. patent number D257,857 [Application Number 05/950,343] was granted by the patent office on 1981-01-13 for drawing pen. This patent grant is currently assigned to Koh-I-Noor Rapidograph, Inc.. Invention is credited to John P. Leuenberger, Wolfgang Witz.
| United States Patent | D257,857 |
| Leuenberger , et al. | January 13, 1981 |
Drawing pen
Claims
The ornamental design for a drawing pen, as shown and described.
| Inventors: | Leuenberger; John P. (Bethlehem, PA), Witz; Wolfgang (Easton, PA) |
|---|---|
| Assignee: | Koh-I-Noor Rapidograph, Inc.
(Bloomsbury, NJ) |
| Appl. No.: | 05/950,343 |
| Filed: | October 11, 1978 |
| Current U.S. Class: | D19/168; D19/928; D19/931 |
| Current International Class: | D1906 |
| Field of Search: | ;D19/35,36,41-51,54-57 ;401/259,260 |
References Cited [Referenced By]
U.S. Patent Documents
| D216282 | December 1969 | Danjczek |
| D244529 | May 1977 | Gomez |
| D249887 | October 1978 | Anderka |
Other References
|
Art Brown Corp. .COPYRGT.1973, p. 130.. |
Primary Examiner: Stearman; Joel
Assistant Examiner: Word; George P.
Attorney, Agent or Firm: Semmes; David H.
Description
FIG. 1 is a perspective view of a drawing pen showing our new design; _
FIG. 2 is a right end elevational view of the barrel;
FIG. 3 is a left end elevational view of the cap; and
FIG. 4 is a side elevational view of the drawing pen with the cap portion shown in vertical cross-section along the longitudinal _axis, the opposite side being a mirror image thereof.
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