Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M3/00—Automatic or semi-automatic exchanges
  • H04M3/42—Systems providing special services or facilities to subscribers
  • H04M3/54—Arrangements for diverting calls for one subscriber to another predetermined subscriber
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q3/00—Selecting arrangements
  • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q3/00—Selecting arrangements
  • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Interface Circuits In Exchanges (AREA)
• Sub-Exchange Stations And Push- Button Telephones (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=32965056

Family Applications (1)

Country Status (5)

Families Citing this family (1)

• 1956
  • 1956-06-26 BE BE549011A patent/BE549011A/fr unknown
  • 1956-07-11 DE DET12431A patent/DE1014601B/de active Pending
  • 1956-07-13 FR FR70367D patent/FR70367E/fr not_active Expired
  • 1956-07-16 CH CH349648D patent/CH349648A/de unknown
  • 1956-07-20 GB GB22555/56A patent/GB798803A/en not_active Expired

Also Published As

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