Standard light source color matching observation box
Latest WENZHOUJIAYI INSTRUMENTS CO. LTD Patents:
- Standard light source color matching observation box
- Method for performing color measurement using standard light source color matching observation box
- METHOD FOR PERFORMING COLOR MEASUREMENT USING STANDARD LIGHT SOURCE COLOR MATCHING OBSERVATION BOX
- STANDARD LIGHT SOURCE COLOR MATCHING OBSERVATION BOX
Description
Claims
The ornamental design for a standard light source color matching observation box, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D912882
Type: Grant
Filed: Dec 1, 2017
Date of Patent: Mar 9, 2021
Assignee: WENZHOUJIAYI INSTRUMENTS CO. LTD (Zhejiang)
Inventor: Jiayi Qiu (Wenzhou)
Primary Examiner: Cary M Robinson
Application Number: 29/628,201
Type: Grant
Filed: Dec 1, 2017
Date of Patent: Mar 9, 2021
Assignee: WENZHOUJIAYI INSTRUMENTS CO. LTD (Zhejiang)
Inventor: Jiayi Qiu (Wenzhou)
Primary Examiner: Cary M Robinson
Application Number: 29/628,201
Classifications
Current U.S. Class:
Fully Enclosed Light Source (D26/104)