Method and device for bill account by on-line certified contract
A Standard patent application filed on 06 August 2001 credited to Hwang, Bok Sun
;
Lee, Sang In
;
Yim, Dong Lyun
;
Shim, Byung Hwa
Details
Application number :
2001278801
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Method and device for bill account by on-line certified contract
Inventor :
Hwang, Bok Sun
;
Lee, Sang In
;
Yim, Dong Lyun
;
Shim, Byung Hwa