Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/26—Devices for calling a subscriber
  • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
  • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
  • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
  • H04M1/27495—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips implemented by means of discrete electronic components, i.e. neither programmable nor microprocessor-controlled

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Computer Hardware Design (AREA)
• Discrete Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Signal Processing (AREA)
• Telephonic Communication Services (AREA)
• Input From Keyboards Or The Like (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=24461561

Family Applications (1)

Country Status (4)

Families Citing this family (3)

Family Cites Families (1)

• 1967
  • 1967-02-07 US US614511A patent/US3538263A/en not_active Expired - Lifetime
• 1968
  • 1968-02-01 GB GB5126/68A patent/GB1166438A/en not_active Expired
  • 1968-02-03 DE DE19681562129 patent/DE1562129A1/de active Pending
  • 1968-02-06 CH CH182168A patent/CH483761A/de not_active IP Right Cessation

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