Multifunctional pen-shaped portable telephone with a laser pointer
A Standard patent application filed on 30 January 2003 credited to Song, Chunguang
;
Chai, Yongsen
;
Sun, Xintao
;
Li, Xiangji
Details
Application number :
2003211837
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Multifunctional pen-shaped portable telephone with a laser pointer