1626856

Information

• Patent Grant
• 1626856

• References
• Source

• Patent Number

  1,626,856

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1927
  97 years ago

• CPC

  • H04J1/00 - Frequency-division multiplex systems
  • Y10T307/375 - Different frequencies
  • Y10T307/453 - Selective series-parallel connections
  • Y10T307/707 - Plural converters

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 370 - Multiplex communications