Electronic metal wall scanner

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Description

FIG. 1 is a left rear perspective view of an electronic metal wall scanner showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom plan 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.

Referenced Cited
U.S. Patent Documents
D235317 June 1975 Covey
D240119 June 1976 Yue
D240635 July 1976 Peterson
3510766 May 1970 Russell
Foreign Patent Documents
729706 May 1955 GBX
Patent History
Patent number: D257328
Type: Grant
Filed: Jul 10, 1978
Date of Patent: Oct 14, 1980
Inventor: Frederic W. Schwartz (Providence, RI)
Primary Examiner: Nelson C. Holtje
Attorney: Max Schwartz
Application Number: 5/923,470
Classifications
Current U.S. Class: Radiation, E.g., Geiger Counter (D10/47); D10/78X
International Classification: D1004;