PORTABLE KARAOKE DEVICE
Patent number 210152
Application number 1054/CHE/2004
Journal date 2007-12-14
Patentee
ENTER TECH CO. LTD,KYUNG HO LEE
Application date
12 October 2004
Abstract publication date
27 October 2006
Patent Office
CHENNAI
View application 1054/CHE/2004