3567317

Information

• Patent Grant
• 3567317

• References
• Source

• Patent Number

  3,567,317

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1971
  53 years ago

• CPC

  • G05D3/14 - using an analogue comparing device
  • G03B3/02 - moving lens along baseboard
  • G05D3/1409 - with dc amplifier chain

• US Classifications

  • 352 - Optics: motion pictures
  • 359 - Optical: systems and elements