3D printer
Description
The broken lines show portions of a 3D printer and form no part of the claimed design.
Claims
The ornamental design for a 3D printer, as shown and described.
Referenced Cited
U.S. Patent Documents
| D732586 | June 23, 2015 | Chen |
| D732587 | June 23, 2015 | Hsu |
| D738410 | September 8, 2015 | Liu |
| D739885 | September 29, 2015 | Lee |
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| D765745 | September 6, 2016 | Cheung |
| D766998 | September 20, 2016 | Kao |
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Patent History
Patent number: D861748
Type: Grant
Filed: Sep 1, 2017
Date of Patent: Oct 1, 2019
Inventor: Liang Chen (Chengdu)
Primary Examiner: Garth Rademaker
Assistant Examiner: Fritzgerald L Butac
Application Number: 29/615,972
Type: Grant
Filed: Sep 1, 2017
Date of Patent: Oct 1, 2019
Inventor: Liang Chen (Chengdu)
Primary Examiner: Garth Rademaker
Assistant Examiner: Fritzgerald L Butac
Application Number: 29/615,972
Classifications
Current U.S. Class:
Material Working, Abrading, Or Founding Machinery (D15/122)