2102145

Information

• Patent Grant
• 2102145

• References
• Source

• Patent Number

  2,102,145

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1937
  87 years ago

• CPC

  • G05B11/017 - using photo-electric means

• US Classifications

  • 250 - Radiant energy
  • 318 - Electricity: motive power systems