1797139

Information

• Patent Grant
• 1797139

• References
• Source

• Patent Number

  1,797,139

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1931
  93 years ago

• CPC

  • B44B3/001 - by copying
  • B44B2700/021 - by copying
  • Y10T74/14 - Rotary member or shaft indexing, e.g., tool or work turret
  • Y10T409/302688 - with provision for circumferential relative movement of cutter and work
  • Y10T409/308792 - Indexable

• US Classifications

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