LandOfFree - US Patents - Listing for Telephonic communications,Diagnostic testing, malfunction indication, or electrical...,Testing of subscriber loop or terminal

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Impedance blocking filter circuit

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Impedance blocking filter circuit

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

In-line switched telephone line tester

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Individual telephone line call event buffering system

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Indoor telephone network interface device

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Integrated international telephone circuit monitoring system

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Integrated metallic access for high port density DSLAM

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Integrated voice processing system

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Inter-mobile-terminal testing method in cellular automobile tele

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Interactive measurement system and method for telecommunication

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Interface scanning circuit

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Interlock circuit for preventing corruption of telephone line si

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Interswitch telephone status monitoring

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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