2270158

Information

• Patent Grant
• 2270158

• References
• Source

• Patent Number

  2,270,158

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1942
  83 years ago

• CPC

  • G01B3/14 - Templates for checking contours
  • G01B5/0004 - Supports
  • Y10S33/11 - Materials
  • Y10T29/49762 - Center locating and shaping

• US Classifications

  • 033 - Geometrical instruments
  • 029 - Metal working