Membership
Tour
Register
Log in
Kornelis E. Pol
Follow
Person
Winsum, NL
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
System for testing the billing function in a telecommunication system
Patent number
5,539,802
Issue date
Jul 23, 1996
Koninklijke PTT Nederland N.V.
Iwar De Caluwe
H04 - ELECTRIC COMMUNICATION TECHNIQUE