2255188

Information

• Patent Grant
• 2255188

• References
• Source

• Patent Number

  2,255,188

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1941
  83 years ago

• CPC

  • G01D13/14 - for rotations of more than 360 degrees

• US Classifications

  • 116 - Signals and indicators