Hydraulic puncher

- Nitto Kohki Co., Ltd.
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Description

FIG. 1 is a front elevational view of a hydraulic puncher showing my new design; the rear elevational view being a mirror image;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a right side elevational view; and,

FIG. 5 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D336093 June 1, 1993 Saito et al.
3924330 December 1975 Mitsuhashi et al.
4667411 May 26, 1987 McCallum
4922615 May 8, 1990 Nishida
5095618 March 17, 1992 Dacey, Jr.
Patent History
Patent number: D346539
Type: Grant
Filed: Oct 27, 1992
Date of Patent: May 3, 1994
Assignee: Nitto Kohki Co., Ltd. (Tokyo)
Inventor: Masayuki Saito (Tokyo)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Jeffry H. Musgrove
Law Firm: Wenderoth, Lind & Ponack
Application Number: 0/901
Classifications
Current U.S. Class: D 8/61; Punching Or Stamping (D15/128)