Hand-held viewer for navigational charts or the like

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Description

FIG. 1 is a isometric view of a hand-held viewer for navigational charts or the like showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational thereof; the opposite side being a mirror image of the side shown;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an end elevational as seen from the left of FIG. 1; and,

FIG. 6 is an end elevation as seen from the right of FIG. 1.

Referenced Cited
U.S. Patent Documents
D239055 March 1976 Holliday
2169786 August 1939 Baum
2211559 August 1940 Erickson
2737741 March 1956 Rice
2787070 April 1957 Idoine
3945717 March 23, 1976 Ryder et al.
Patent History
Patent number: D250476
Type: Grant
Filed: Oct 6, 1975
Date of Patent: Dec 5, 1978
Assignee: Charles J. Barkee (San Rafael, CA)
Inventor: DeForrest A. Olson, decesed (late of Seattle, WA)
Primary Examiner: Bernard Ansher
Attorney: Thomas W. Secrest
Application Number: 5/619,659
Classifications
Current U.S. Class: D16/54
International Classification: D1604;