1919383

Information

• Patent Grant
• 1919383

• References
• Source

• Patent Number

  1,919,383

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1933
  91 years ago

• CPC

  • G06G1/0073 - for commerce, bank or invoicing

• US Classifications

  • 235 - Registers
  • 033 - Geometrical instruments