2021089

Information

• Patent Grant
• 2021089

• References
• Source

• Patent Number

  2,021,089

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1935
  89 years ago

• CPC

  • G09F11/23 - the advertising or display material forming part of rotating members
  • G09F11/232 - Disc card or folded disc shaped card information display devices

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 235 - Registers