3504441

Information

• Patent Grant
• 3504441

• References
• Source

• Patent Number

  3,504,441

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1970
  54 years ago

• CPC

  • G01B5/163 - of screw-threads
  • G01B7/148 - Measuring on screw threads
  • Y10S33/02 - Air

• US Classifications

  • 033 - Geometrical instruments