3852590

Information

• Patent Grant
• 3852590

• References
• Source

• Patent Number

  3,852,590

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • G06K11/02 - Automatic curve followers
  • B23Q35/128 - Sensing by using optical means

• US Classifications

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