33772

Information

• Patent Grant
• 33772

• References
• Source

• Patent Number

  33,772

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1861
  163 years ago

• CPC

  • G09F11/26 - of an endless band
  • Y10S424/822 - involving tk- virus

• US Classifications

  • 040 - Card, picture, or sign exhibiting