LandOfFree - US Patents - Listing for Telephonic communications,Supervisory or control line signaling,Using line or loop condition detection

Selected: R

All A B C D E F G H I J K L M N O P Q

S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9 ! " $ ' ( ) * , - / : < = > ? @ [ \ ] ^ ` { | } ~ €

Ring trip circuit

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip circuit for stopping call signal at different...

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip circuit for subscriber telephone

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip deciding circuit

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip detection circuit

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip detection circuit and method for subscriber line...

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip detection in a communication system

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip detection in telecommunications exchanges

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring trip detector

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ring-trip circuit

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ringback detection circuit

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ringtrip judging circuit

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

Charities
Companies
MP Candidates
Patents
Employee Salary Disclosure

World

Places of the World
Scientific Papers

United States

Banks
Companies
Counties
Patents
Employee Salary Disclosure