Navigation plotter

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Description

FIG. 1 is a front elevational view of a navigation plotter showing my new design, the rear being substantially flat, plain, and unornamented;

FIG. 2 is a side elevational view, the opposite side being identical to the side shown;

FIG. 3 is an end elevational view, the opposite end being identical to the end shown.

Referenced Cited
U.S. Patent Documents
2521087 September 1950 Paulus
2832138 April 1958 Sullenberger
Patent History
Patent number: D250754
Type: Grant
Filed: Jan 21, 1977
Date of Patent: Jan 9, 1979
Inventor: Charles C. Gray (Los Angeles, CA)
Primary Examiner: Nelson C. Holtje
Attorney: George J. Netter
Application Number: 5/761,138
Classifications
Current U.S. Class: Angle Or Direction (7) (D10/65)
International Classification: D1004;