3605593

Information

• Patent Grant
• 3605593

• References
• Source

• Patent Number

  3,605,593

• Date Filed

  Not available

• Date Issued

  Monday, September 20, 1971
  53 years ago

• CPC

  • G03B27/523 - for full time exposure
  • G02B1/00 - Optical elements characterised by the material of which they are made
  • G03B17/48 - adapted for combination with other photographic or optical apparatus
  • G03B17/50 - with both developing and finishing apparatus
  • G03B27/522 - Projection optics

• US Classifications

  • 355 - Photocopying