2548555

Information

• Patent Grant
• 2548555

• References
• Source

• Patent Number

  2,548,555

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1951
  73 years ago

• CPC

  • G04B37/06 - Forming the passage for the winding stem through the case Divided winding stems
  • G01C17/00 - Compasses Devices for ascertaining true or magnetic north for navigation or surveying purposes
  • G04B37/02 - Evacuated cases Cases filled with gas or liquids Cases containing substances for absorbing or binding moisture or dust
  • Y10T74/18384 - Crank, lever, and crank
  • Y10T74/18544 - Rotary to gyratory

• US Classifications

  • 074 - Machine element or mechanism
  • 033 - Geometrical instruments
  • 968 - Horology