Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L12/00—Data switching networks
  • H04L12/02—Details
  • H04L12/04—Switchboards

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Interface Circuits In Exchanges (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=6389658

Family Applications (1)

Country Status (4)

• 0
  • NL NL35389D patent/NL35389C/xx active
  • BE BE389936D patent/BE389936A/xx unknown
• 1932
  • 1932-07-19 FR FR740334D patent/FR740334A/fr not_active Expired
  • 1932-07-25 GB GB20998/32A patent/GB393111A/en not_active Expired

Also Published As

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