4. Telephonic communications
  5. Call or terminal access alarm or control
  6. At substation
  Search
Selected: C
All A B
C
D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9 ! " $ ' ( ) * , - / : < = > ? @ [ \ ] ^ ` { | } ~ €

Call screening device

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Call screening in a public telephone station

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Caller discrimination within a telephone system

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Calling party identifying apparatus and method therefor

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Coded phone security system

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Communication support system for providing security of...

Telephonic communications – Call or terminal access alarm or control – At substation
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Communication support system for providing security of...

Telephonic communications – Call or terminal access alarm or control – At substation
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Communication terminal unit for connection to an ISDN

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Controllable annunciator using ring signal

Telephonic communications – Call or terminal access alarm or control – At substation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
  Search
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