1829594

Information

• Patent Grant
• 1829594

• References
• Source

• Patent Number

  1,829,594

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1931
  93 years ago

• CPC

  • G01C17/20 - Observing the compass card or needle
  • Y10T74/19088 - Bevel
  • Y10T74/19874 - Mutilated

• US Classifications

  • 346 - Recorders
  • 073 - Measuring and testing
  • 074 - Machine element or mechanism