3868887

Information

• Patent Grant
• 3868887

• References
• Source

• Patent Number

  3,868,887

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1975
  49 years ago

• CPC

  • B23C3/30 - Milling straight grooves
  • B23D45/122 - for cutting slots in tubes
  • B23D47/126 - Angle drives
  • Y10T83/0319 - Forming common groove
  • Y10T409/304424 - Means for internal milling
  • Y10T409/306384 - with work supported guide means

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 083 - Cutting