3350581

Information

• Patent Grant
• 3350581

• References
• Source

• Patent Number

  3,350,581

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1967
  57 years ago

• CPC

  • G04C23/36 - by external influences
  • Y10T307/773 - Light, heat, vibratory or radiant energy
  • Y10T307/951 - With time delay or retardation means

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 250 - Radiant energy
  • 361 - Electricity: electrical systems and devices
  • 968 - Horology