Inventor

WANG GUOKAI

CN2 patents

Patents

2 patents

US9662901B2May 30, 2017

Printer and control method for printer

SHANDONG NEW BEIYANG INF TECH0 citations32

US10166787B2Jan 1, 2019

Printer and control method therefor

SHANDONG NEW BEIYANG INF TECH0 citations30