Portable vibrating chisel

- Nitto Kohki Co., Ltd.
Description

FIG. 1 is a top, front and left-side perspective view of a portable vibrating chisel showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D292368 October 20, 1987 Mikiya
D293073 December 8, 1987 Kurihara
D299411 January 17, 1989 Porcaro
4368784 January 18, 1983 Wunsch et al.
Patent History
Patent number: D332736
Type: Grant
Filed: Dec 26, 1990
Date of Patent: Jan 26, 1993
Assignee: Nitto Kohki Co., Ltd. (Tokyo)
Inventor: Toshio Mikiya (Tokyo)
Primary Examiner: Alan P. Douglas
Assistant Examiner: J. H. Musgrove
Law Firm: Wenderoth, Lind & Ponack
Application Number: 7/632,733
Classifications
Current U.S. Class: D 8/68