1970526

Information

• Patent Grant
• 1970526

• References
• Source

• Patent Number

  1,970,526

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1934
  90 years ago

• CPC

  • G06M1/066 - for arithmetical operations
  • Y10T74/19358 - Laterally slidable gears
  • Y10T74/19363 - Rotary carriage
  • Y10T74/19367 - Swinging carriage

• US Classifications

  • 074 - Machine element or mechanism
  • 073 - Measuring and testing
  • 235 - Registers