3560085

Information

• Patent Grant
• 3560085

• References
• Source

• Patent Number

  3,560,085

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1971
  53 years ago

• CPC

  • G07C9/00055 - visually
  • G02B6/06 - the relative position of the fibres being the same at both ends
  • G09C5/00 - Ciphering apparatus or methods not provided for in the preceding groups

• US Classifications

  • 355 - Photocopying
  • 385 - Optical waveguides