Letter scale

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Description

FIG. 1 is a left rear perspective view of a letter scale showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left rear perspective view of another embodiment of my new design of FIG. 1;

FIG. 8 is a right side elevational view thereof;

FIG. 9 is a top plan view thereof;

FIG. 10 is a front elevational view thereof;

FIG. 11 is a bottom plan view thereof; and

FIG. 12 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
440959 November 1890 O'Marra
549534 November 1895 Riess
2335693 November 1943 Osterberg
2949287 August 1960 Linsley
3830322 August 1974 Mills
Patent History
Patent number: D250935
Type: Grant
Filed: Jan 31, 1977
Date of Patent: Jan 30, 1979
Inventor: Tor Lokvig (Encino, CA)
Primary Examiner: Nelson C. Holtje
Attorney: Gerald Singer
Application Number: 5/764,053
Classifications
Current U.S. Class: Scale (D10/87); Beam Or Balance Type (D10/90)
International Classification: D1004;