1346228

Information

• Patent Grant
• 1346228

• References
• Source

• Patent Number

  1,346,228

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1920
  104 years ago

• CPC

  • G05D13/28 - with provision for performing braking effects in case of increased speed

• US Classifications

  • 073 - Measuring and testing