Oscillograph

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Description

FIG. 1 is a bottom plan view of a new design for an oscillograph;

FIG. 2 is a perspective view from above and to the front right side thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a perspective view from below and to the front left side thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a rear elevation view thereof.

Claims

The ornamental design for an oscillograph, as shown and described.

Referenced Cited
U.S. Patent Documents
D197414 January 1964 Erath
D258727 March 31, 1981 Swinstead
D261366 October 20, 1981 Lam
D327226 June 23, 1992 Kim
6543695 April 8, 2003 Hamilton
D490731 June 1, 2004 Bradford
6969983 November 29, 2005 Lipscomb
D662843 July 3, 2012 Ginther
Patent History
Patent number: D858325
Type: Grant
Filed: May 4, 2018
Date of Patent: Sep 3, 2019
Assignee: PRÜFTECHNIK Dieter Busch AG (Ismaning)
Inventor: Karl Achter (Ismaning)
Primary Examiner: Antoine Duval Davis
Application Number: 29/646,423