Apparatus and method for detecting either a fault or an unauthorized tap in a telephone line
A Standard patent application filed on 25 September 2001 credited to Newton, Stephen J.
Details
Application number :
2001294657
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Apparatus and method for detecting either a fault or an unauthorized tap in a telephone line