Refractometer

- Atago, Co. Ltd.
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Description

FIG. 1 is a front perspective view of our new design for a refractometer;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is right side elevation view thereof;

FIG. 4 is a back side elevation view thereof;

FIG. 5 is a front side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

The ornamental design for a refractometer, as substantially shown and described.

Referenced Cited
U.S. Patent Documents
2383347 August 1945 Silge
2633053 March 1953 Hansen
D554549 November 6, 2007 Amamiya et al.
7369221 May 6, 2008 Amamiya et al.
Patent History
Patent number: D584648
Type: Grant
Filed: Mar 31, 2008
Date of Patent: Jan 13, 2009
Assignee: Atago, Co. Ltd. (Tokyo)
Inventors: Kiminori Sekiguchi (Tokyo), Hideyuki Amamiya (Tokyo)
Primary Examiner: Antoine D Davis
Attorney: McAndrews, Held & Malloy, Ltd.
Application Number: 29/305,949
Classifications
Current U.S. Class: Provided With Handle, Or Hand-held (D10/78)