3068748

Information

• Patent Grant
• 3068748

• References
• Source

• Patent Number

  3,068,748

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1962
  62 years ago

• CPC

  • G03B27/66 - specially adapted for holding half-tone screens

• US Classifications

  • 355 - Photocopying