3221595

Information

• Patent Grant
• 3221595

• References
• Source

• Patent Number

  3,221,595

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • G03B27/36 - by mechanical connections
  • G03B21/53 - Means for automatic focusing

• US Classifications

  • 355 - Photocopying
  • 359 - Optical: systems and elements