3563637

Information

• Patent Grant
• 3563637

• References
• Source

• Patent Number

  3,563,637

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1971
  54 years ago

• CPC

  • G03B27/44 - for multiple copying of the same original at the same time

• US Classifications

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