1997338

Information

• Patent Grant
• 1997338

• References
• Source

• Patent Number

  1,997,338

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1935
  89 years ago

• CPC

  • B23C9/00 - Details or accessories so far as specially adapted to milling machines or cutter
  • Y10T74/19307 - Selective
  • Y10T409/304816 - to control rate of infeed or return

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 074 - Machine element or mechanism