3475747

Information

• Patent Grant
• 3475747

• References
• Source

• Patent Number

  3,475,747

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1969
  55 years ago

• CPC

  • G04C23/26 - for operating a number of devices at different times
  • G05B19/08 - using plugboards, cross-bar distributors, matrix switches, or the like
  • Y10T307/74 - Switching systems

• US Classifications

  • 340 - Communications: electrical
  • 171 - Unearthing plants or buried objects
  • 307 - Electrical transmission or interconnection systems
  • 968 - Horology