Digital oscilloscope

- Snap-on Tools Corporation
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Description

FIG. 1 is a perspective view showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a side elevational view of one side thereof;

FIG. 6 is a side elevational view of the other side thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D240356 June 1976 Johnson
D282351 January 28, 1986 Nord et al.
D299910 February 21, 1989 Domaan et al.
3836851 September 1974 Schumann
4251814 February 17, 1981 Dagostino
4940931 July 10, 1990 Katayama et al.
Other references
  • TEK Direct, various measuring instrument, Spring 91; pp. 2-22.
Patent History
Patent number: D335093
Type: Grant
Filed: Sep 23, 1991
Date of Patent: Apr 27, 1993
Assignee: Snap-on Tools Corporation (Kenosha, WI)
Inventors: Robert J. Holmen (Kenosha, WI), Larry D. Pacetti (Kenosha, WI), Theodore J. Caron (Kenosha, WI), Thomas J. Green (West Bend, WI), David R. Ellingen (Kenosha, WI), Michael C. Putrow (Racine, WI), Craig F. Govekar (Gurnee, IL)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Emrich & Dithmar
Application Number: 7/764,392