Registered
EXTRUDER FOR METAL MATERIAL AND 3D PRINTER USING THE SAME
- Inventors
-
신홍현, Yong Suk Yang, Bonjin Koo, In-Kyu You, Sunghoon Hong
- Application No.
- 15/583155 (2017.05.01)
- Publication No.
- US 2017-0312849 A1 (2017.11.02)
- Registration No.
- 11110540 (2021.09.07)
- Country
- UNITED STATES
- KSP Keywords
- 3D Printer, Metal material