2415821

Information

• Patent Grant
• 2415821

• References
• Source

• Patent Number

  2,415,821

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1947
  77 years ago

• CPC

  • G01B3/20 - Slide gauges
  • G04D7/001 - Purely mechanical measuring and testing apparatus

• US Classifications

  • 033 - Geometrical instruments
  • 968 - Horology