2292472

Information

• Patent Grant
• 2292472

• References
• Source

• Patent Number

  2,292,472

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1942
  82 years ago

• CPC

  • G07D7/125 - Holograms or other interface patterns
  • G07D5/00 - Testing specially adapted to determine the identity or genuineness of coins
  • G07D7/128 - Viewing devices

• US Classifications

  • 194 - Check-actuated control mechanisms