File card punch

Description

FIG. 1 is a perspective view of a file and punch in accordance with the design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a left side elevational view; and

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D152283 January 1949 Misson
D167521 August 1952 Marauo
D289776 May 12, 1987 Goertz et al.
D289883 May 19, 1987 Penaluna
3303564 February 1967 Hendricks
3859726 January 1975 Mitsumari
3906633 September 1975 Inoue
Patent History
Patent number: D303812
Type: Grant
Filed: Oct 6, 1986
Date of Patent: Oct 3, 1989
Inventor: Jam Sun (Taipei)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Bacon & Thomas
Application Number: 6/916,093