T type digital protractor
Description
Claims
The ornamental design for a T type digital protractor, as shown and described.
Referenced Cited
Patent History
Patent number: D764322
Type: Grant
Filed: May 31, 2015
Date of Patent: Aug 23, 2016
Inventors: Yanchen Zhang (San Clemente, CA), Meng Zhang (San Clemente, CA)
Primary Examiner: Antoine D Davis
Application Number: 29/528,715
Type: Grant
Filed: May 31, 2015
Date of Patent: Aug 23, 2016
Inventors: Yanchen Zhang (San Clemente, CA), Meng Zhang (San Clemente, CA)
Primary Examiner: Antoine D Davis
Application Number: 29/528,715
Classifications
Current U.S. Class:
Angle Or Direction (7) (D10/65)