Portable transmitter unit for a metallic object detector

- British Gas Corporation
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Description

FIG. 1 is a front and top-right perspective view of a portable transmitter unit for a metallic object detector showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D162750 April 1951 Polye
D219753 January 1971 Ruka
D245965 October 4, 1977 Haustad
D273039 March 13, 1984 Behrens
D277835 March 5, 1985 Nonnast
3467855 September 1969 Rance
3988663 October 26, 1976 Slough
Other references
  • Metrotech-Flyer-11/2/79-Model 480 Pipe & Cable Locator.
Patent History
Patent number: D282246
Type: Grant
Filed: Jul 19, 1983
Date of Patent: Jan 21, 1986
Assignee: British Gas Corporation (London)
Inventors: Richard C. Thomas (Cramlington), David J. Daniels (Ponteland)
Primary Examiner: Nelson C. Holtje
Law Firm: Larson & Taylor
Application Number: 6/515,159