Battery operated eraser

- Rotex Company
Description

FIG. 1 is a top plan view of a battery operated eraser showing my new design;

FIG. 2 is front elevational view;

FIG. 3 is a right side elevational view, the left side being a mirror image thereof;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D184831 April 1959 Palma, Jr.
D187496 March 1960 Hirata
D223969 June 1972 Collura
D286548 November 4, 1986 Hsieh
Foreign Patent Documents
181560 March 1936 CHX
Other references
  • Visual Systems Product Catalog .COPYRGT.1979, p. 110, See #1011600 Peerless Eraser, upper right. Ginns Office Supply Catalog, 1984, p. 368, See Rotex 325 Eraser, upper left hand corner.
Patent History
Patent number: D303271
Type: Grant
Filed: Jun 2, 1986
Date of Patent: Sep 5, 1989
Assignee: Rotex Company (Dallas, TX)
Inventor: C. Dennis Lord (Dallas, TX)
Primary Examiner: Bruce W. Dunkins
Law Firm: Kanz, Scherback & Timmons
Application Number: 6/869,959