3371577

Information

• Patent Grant
• 3371577

• References
• Source

• Patent Number

  3,371,577

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1968
  56 years ago

• CPC

  • G03B27/36 - by mechanical connections

• US Classifications

  • 355 - Photocopying
  • D16 - Photography and optical equipment