Polarimeter and refractometer
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Description
The broken line showing of structural features is included for the purpose of illustrating non-claimed subject matter and forms no part of the claimed design.
Claims
The ornamental design for a polarimeter and refractometer, as shown and described in solid lines.
Referenced Cited
U.S. Patent Documents
D296086 | June 7, 1988 | Thompson |
D309867 | August 14, 1990 | Johnson |
D371748 | July 16, 1996 | Narayanan |
D584975 | January 20, 2009 | Haberstroh |
20030175157 | September 18, 2003 | Micklash et al. |
Patent History
Patent number: D749969
Type: Grant
Filed: Aug 18, 2014
Date of Patent: Feb 23, 2016
Assignee: ATAGO CO., LTD.
Inventors: Hideyuki Amamiya (Tokyo), Masanosuke Tanaka (Tokyo)
Primary Examiner: Antoine D Davis
Application Number: 29/499,685
Type: Grant
Filed: Aug 18, 2014
Date of Patent: Feb 23, 2016
Assignee: ATAGO CO., LTD.
Inventors: Hideyuki Amamiya (Tokyo), Masanosuke Tanaka (Tokyo)
Primary Examiner: Antoine D Davis
Application Number: 29/499,685
Classifications
Current U.S. Class:
Chemical (12) (D10/81)