3013194

Information

• Patent Grant
• 3013194

• References
• Source

• Patent Number

  3,013,194

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1961
  63 years ago

• CPC

  • G05D3/1445 - with a plurality of loops
  • G05D3/1463 - using PID devices

• US Classifications

  • 318 - Electricity: motive power systems
  • 250 - Radiant energy
  • 346 - Recorders
  • 356 - Optics: measuring and testing