Process for charging usage fees for services by means of a value storage card
A Standard patent application filed on 18 May 1994 credited to Widl, Andreas
;
Herdeg, Wolfgang
Details
Application number :
66450
Application type :
Standard
Application status :
WITHDRAWN
Under opposition :
No
Proceeding type :
Invention title :
Process for charging usage fees for services by means of a value storage card