3837742

Information

• Patent Grant
• 3837742

• References
• Source

• Patent Number

  3,837,742

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1974
  50 years ago

• CPC

  • G03B27/581 - in copying cameras
  • G03B27/46 - for automatic sequential copying of different originals

• US Classifications

  • 355 - Photocopying