3839944

Information

• Patent Grant
• 3839944

• References
• Source

• Patent Number

  3,839,944

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • G01D5/2013 - by a movable ferromagnetic element
  • B21B38/10 - for measuring roll-gap
  • G01B7/14 - for measuring distance or clearance between spaced objects or spaced apertures
  • Y10S33/15 - Piston position indicator

• US Classifications

  • 092 - Expansible chamber devices
  • 033 - Geometrical instruments
  • 072 - Metal deforming