Adjustable optical coupler device

- Designs for Vision, Inc.
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Description

FIG. 1 is a side elevational view of an adjustable optical coupler device showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D167455 August 1952 Gerhardt
D197257 December 1963 Fladlien et al.
D248160 June 13, 1978 Feinbloom
2478545 August 1949 Pearce
2940371 June 1960 Thurow
4181419 January 1, 1980 Schlapp et al.
4188942 February 19, 1980 Fehlberg
4210133 July 1, 1980 Castaneda
4248213 February 3, 1981 Landre
4261345 April 14, 1981 Yamaguchi
4320951 March 23, 1982 Kawai
Foreign Patent Documents
191585 1937 CHX
Patent History
Patent number: D272745
Type: Grant
Filed: Nov 5, 1981
Date of Patent: Feb 21, 1984
Assignee: Designs for Vision, Inc. (New York, NY)
Inventors: Richard E. Feinbloom (New York, NY), Richard Lepczynski (Brooklyn, NY), Waldyslaw Oleksy (New York, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay, Jr.
Attorney: Arthur L. Plevy
Application Number: 6/318,461
Classifications
Current U.S. Class: Optical Article Not Elsewhere Specified (D16/130); D16/38
International Classification: D1605;