2356620

Information

• Patent Grant
• 2356620

• References
• Source

• Patent Number

  2,356,620

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1944
  80 years ago

• CPC

  • G02B13/08 - Anamorphotic objectives
  • B41B13/08 - by optical line correction
  • B41B21/16 - Optical systems

• US Classifications

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