Multi-nibbed ball-point pen

- Tombow Pencil Co., Ltd.
Description

FIG. 1 is a top, left front perspective view of a multi-nibbed ball-point pen showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a left side elevational view, the right side being a mirror image thereof;

FIG. 5 is a top plan view;

FIG. 6 is a bottom plan view; and,

FIG. 7 is a top, left front perspective view with one of the writing tips extended.

Referenced Cited
U.S. Patent Documents
D155613 October 1949 Kahn
D316726 May 7, 1991 Itoh
D321720 November 19, 1991 Sakurada
2468258 April 1949 Fahringer et al.
2561824 July 1951 Schmieglitz
2676570 April 1954 Fahringer
3170440 February 1965 Levoin
3260242 July 1966 Liguori
3262426 July 1966 Bross
3750729 August 1973 Lemieux
4283151 August 11, 1981 Sekiguchi
Patent History
Patent number: D327703
Type: Grant
Filed: Aug 9, 1990
Date of Patent: Jul 7, 1992
Assignee: Tombow Pencil Co., Ltd. (Tokyo)
Inventor: Kazunori Katami (Kawagoe)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Martha Thompson
Law Firm: Armstrong, Nikaido, Marmelstein, Kubovcik & Murray
Application Number: 7/564,530