Electrical measuring instrument

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of an electrical measuring instrument showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top rear, left side perspective rear view thereof;

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

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D237365 October 1975 Vachtel
D247353 February 28, 1978 Kuramoto
2583798 January 1952 Rowell et al.
3213366 October 1965 Eadie, Jr.
3351855 November 1967 Scott
3465250 September 1969 Schilling
Patent History
Patent number: D285910
Type: Grant
Filed: Jun 24, 1983
Date of Patent: Sep 30, 1986
Assignee: Thorn EMI Instruments Limited (Dover)
Inventors: Peter G. Nichols (Dover), David C. Tedd (Folkestone), Terence M. Friend (Guston, Nr. Dover), Christopher L. Steggall (London)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Terry Pfeffer
Law Firm: Fleit, Jacobson, Cohn & Price
Application Number: 6/507,600
Classifications
Current U.S. Class: Clamp-around Type (D10/79)