Refractometer

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Description

FIG. 1 is a rear perspective view of a refractometer showing my new design;

FIG. 2 is a front left top perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof, the right side being identical.

Referenced Cited
U.S. Patent Documents
D211574 July 1968 Macaulay et al.
D211634 July 1968 Derkas
D226340 February 1973 Dauti
D255783 July 8, 1980 Hays
D278041 March 19, 1985 Clarke
Patent History
Patent number: D285485
Type: Grant
Filed: Nov 25, 1983
Date of Patent: Sep 2, 1986
Assignee: Warner-Lambert Technologies, Inc. (Southbridge, MA)
Inventor: Robert M. Kahute (Honeoye Falls, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Alan H. Spencer
Application Number: 6/555,306
Classifications
Current U.S. Class: D24/17