451143

Information

• Patent Grant
• 451143

• References
• Source

• Patent Number

  451,143

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1891
  133 years ago

• CPC

  • G07F5/12 - wherein two or more coins of the same denomination are required for each transaction

• US Classifications

  • 194 - Check-actuated control mechanisms