2328281

Information

• Patent Grant
• 2328281

• References
• Source

• Patent Number

  2,328,281

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1943
  81 years ago

• CPC

  • A63F9/10 - Two-dimensional jig-saw puzzles
  • A63F2250/285 - Photographs

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 273 - Amusement devices: games