2312717

Information

• Patent Grant
• 2312717

• References
• Source

• Patent Number

  2,312,717

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1943
  82 years ago

• CPC

  • B42F15/023 - joined from above

• US Classifications

  • 211 - Supports: racks
  • 040 - Card, picture, or sign exhibiting