Refractometer

- Canon
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Description

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

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a perspective view thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
D297645 September 13, 1988 Nishimura
D316144 April 9, 1991 Nishimura
D320077 September 17, 1991 Koizumi
D327024 June 16, 1992 Elie
D341541 November 23, 1993 Ichiyoshi
Patent History
Patent number: D465850
Type: Grant
Filed: Oct 29, 2001
Date of Patent: Nov 19, 2002
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventor: Sakiko Takizawa (Tokyo)
Primary Examiner: Stella Reid
Attorney, Agent or Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 29/149,997
Classifications
Current U.S. Class: Ophthalmic (44) (D24/172)
International Classification: 2401;