3778151

Information

• Patent Grant
• 3778151

• References
• Source

• Patent Number

  3,778,151

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1973
  51 years ago

• CPC

  • G03B27/583 - Handling microfiche

• US Classifications

  • 355 - Photocopying
  • 353 - Optics: image projectors