3821763

Information

• Patent Grant
• 3821763

• References
• Source

• Patent Number

  3,821,763

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  51 years ago

• CPC

  • G03B41/026 - combined with slit
  • G02B13/00 - Optical objectives specially designed for the purposes specified below
  • G03B37/02 - with scanning movement of lens or cameras

• US Classifications

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