2122223

Information

• Patent Grant
• 2122223

• References
• Source

• Patent Number

  2,122,223

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1938
  86 years ago

• CPC

  • B42F21/08 - in one of a number of predetermined positions

• US Classifications

  • 040 - Card, picture, or sign exhibiting