3620622

Information

• Patent Grant
• 3620622

• References
• Source

• Patent Number

  3,620,622

• Date Filed

  Not available

• Date Issued

  Tuesday, November 16, 1971
  53 years ago

• CPC

  • G03B15/00 - Special procedures for taking photographs Apparatus therefor
  • G06K1/14 - by transferring data from a similar or dissimilar record carrier

• US Classifications

  • 355 - Photocopying
  • 352 - Optics: motion pictures