Optical viewer

Description

FIG. 1 is a perspective view of an optical viewer, showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a side elevational view rotated 90 degrees;

FIG. 4 is a side elevational view of FIG. 3, rotated 90 degrees;

FIG. 5 is a right end view of FIG. 1;

FIG. 6 is another side elevational view;

FIG. 7 is a perspective view of a second embodiment;

FIG. 8 is a side elevational view thereof;

FIG. 9 is a side elevational view of FIG. 8, rotated 90 degrees;

FIG. 10 is a side elevational view of FIG. 9, rotated 90 degrees;

FIG. 11 is a right end view of FIG. 7; and,

FIG. 12 is another side elevational view.

Referenced Cited
U.S. Patent Documents
D337339 July 13, 1993 An
542804 July 1895 Piaget
999512 August 1911 Miele
2244235 June 1941 Ayres
2375634 May 1945 Dunning
3160056 December 1964 Taylor
4793671 December 27, 1988 Palochak et al.
4799764 January 24, 1989 Crowell
Patent History
Patent number: D355663
Type: Grant
Filed: Apr 16, 1993
Date of Patent: Feb 21, 1995
Assignee: Van Court Instruments, Inc. (Northampton, MA)
Inventor: Lawrence E. Van Cort (Conway, MA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris V. Coles
Law Firm: Fishman, Dionne & Cantor
Application Number: 0/7,265
Classifications