3809918

Information

• Patent Grant
• 3809918

• References
• Source

• Patent Number

  3,809,918

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • G05D3/127 - with electrical contact
  • Y10T307/484 - Sequential or alternating
  • Y10T307/951 - With time delay or retardation means

• US Classifications

  • 307 - Electrical transmission or interconnection systems