Envelope opener

- Elm Industry Co., Ltd.
Description

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

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a left side elevational view;

FIG. 5 is a right side elevational view;

FIG. 6 is a front elevational view; and

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D213346 February 1969 Mercer
D233078 October 1974 Mullins
D245205 July 26, 1977 Santurbane
D275425 September 4, 1984 Briggs
3592201 July 1971 Haddaway
Patent History
Patent number: D304131
Type: Grant
Filed: May 25, 1988
Date of Patent: Oct 24, 1989
Assignee: Elm Industry Co., Ltd. (Tokyo)
Inventor: Shintaro Tanigami (Tokyo)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Y. Brunot
Application Number: 7/198,383
Classifications
Current U.S. Class: D 3/72