1379720

Information

• Patent Grant
• 1379720

• References
• Source

• Patent Number

  1,379,720

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1921
  103 years ago

• CPC

  • D04B35/22 - Devices for preparatory treatment of threads
  • Y10T83/811 - One tool support acts as driver for other
  • Y10T83/8779 - Oscillating tool urged axially
  • Y10T83/8799 - Plural tool pairs
  • Y10T83/8804 - Tool driver movable relative to tool support

• US Classifications

  • 083 - Cutting