Envelope opener

- Elm Industry Co., Ltd.
Description

FIG. 1 is a top, front, right side perspective view of an envelope opener showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D304131 October 24, 1989 Tanigami
2247840 July 1941 Harrison
2266863 December 1941 Hatch
Patent History
Patent number: D318999
Type: Grant
Filed: Jul 11, 1989
Date of Patent: Aug 13, 1991
Assignee: Elm Industry Co., Ltd. (Tokyo)
Inventor: Shintaro Tanigami (Tokyo)
Primary Examiner: Terry A. Pfeffer
Application Number: 7/378,577
Classifications
Current U.S. Class: D/8102