Portable electrical resistance sensing wand

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Description

FIG. 1 is a top and left front perspective view of a portable electrical resistance sensing wand showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a rear elevational view thereof.

The wands of FIGS. 1-3 and 6-7 are shown broken away for ease of illustration.

Referenced Cited
U.S. Patent Documents
D247099 January 31, 1978 Schwartz
D247161 February 7, 1978 Fernandez
D247702 April 11, 1978 Schwartz
D249654 September 26, 1978 Shaper
D250882 January 23, 1979 Johanson
D254779 April 22, 1980 Sulek
4268824 May 19, 1981 Phillips
Other references
  • Retailing Home Furnishings, 1/17/77, Sec. 3, p. 54, Moisture Meters at left and center.
Patent History
Patent number: D276796
Type: Grant
Filed: Jul 2, 1981
Date of Patent: Dec 18, 1984
Inventor: David G. Allender, Jr. (San Mateo, CA)
Primary Examiner: Nelson C. Holtje
Attorney: Robert W. Dilts
Application Number: 6/279,870