2901830

Information

• Patent Grant
• 2901830

• References
• Source

• Patent Number

  2,901,830

• Date Filed

  Not available

• Date Issued

  Tuesday, September 1, 1959
  65 years ago

• CPC

  • G01B5/241 - for measuring conicity
  • G01B7/30 - for measuring angles or tapers for testing the alignment of axes
  • Y10S33/02 - Air

• US Classifications

  • 033 - Geometrical instruments