2385725

Information

• Patent Grant
• 2385725

• References
• Source

• Patent Number

  2,385,725

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1945
  80 years ago

• CPC

  • G05B11/017 - using photo-electric means

• US Classifications

  • 250 - Radiant energy
  • 361 - Electricity: electrical systems and devices
  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems