Perforating attachment for a printing press

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Description

FIG. 1 is a perspective view of a perforating attachment for a printing press showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevation;

FIG. 4 is a bottom plan view;

FIG. 5 is a left side elevation;

FIG. 6 is a front end elevation; and

FIG. 7 is a rear end elevation.

Referenced Cited
U.S. Patent Documents
246923 September 1881 Turner
1998357 April 1935 Carlson
3224367 December 1965 Henkel
4411195 October 25, 1983 Tailleux et al.
4512256 April 23, 1985 Schriber et al.
Foreign Patent Documents
110788 March 1899 DE2
Patent History
Patent number: D287026
Type: Grant
Filed: Aug 10, 1984
Date of Patent: Dec 2, 1986
Inventor: William J. Herben (Blacktown, New South Wales 2148)
Primary Examiner: Louis S. Zarfas
Law Firm: Ladas & Parry
Application Number: 6/639,958
Classifications
Current U.S. Class: D18/22