2964685

Information

• Patent Grant
• 2964685

• References
• Source

• Patent Number

  2,964,685

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1960
  65 years ago

• CPC

  • G05B11/017 - using photo-electric means

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 250 - Radiant energy
  • 330 - Amplifiers