1440034

Information

• Patent Grant
• 1440034

• References
• Source

• Patent Number

  1,440,034

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1922
  101 years ago

• CPC

  • G06M1/068 - with switching means between two or more counting devices

• US Classifications

  • 235 - Registers