Optical focuser

- James D. Burr
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Description

FIG. 1 is a top plan view of the invented optical focuser;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D286644 November 11, 1986 Burr
D295871 May 24, 1988 Charles
D311411 October 16, 1990 Sato
4807985 February 28, 1989 Feinbloom
4884882 December 5, 1989 Schnarch
4893899 January 16, 1990 Huckenbeck
5221997 June 22, 1993 Kamir
Patent History
Patent number: D352049
Type: Grant
Filed: Oct 16, 1992
Date of Patent: Nov 1, 1994
Assignee: James D. Burr (Evergreen, CO)
Inventors: James D. Burr (Evergreen, CO), Rick McWilliams (Mountain View, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris V. Coles
Law Firm: Kolisch Hartwell Dickinson McCormack & Heuser
Application Number: 0/528