3667670

Information

• Patent Grant
• 3667670

• References
• Source

• Patent Number

  3,667,670

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  51 years ago

• CPC

  • G06C25/02 - Item-counting devices
  • G06C15/04 - Adding or subtracting devices

• US Classifications

  • 235 - Registers