3805394

Information

• Patent Grant
• 3805394

• References
• Source

• Patent Number

  3,805,394

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • B23B49/00 - Measuring or gauging equipment on boring machines for positioning or guiding the drill Devices for indicating failure of drills during boring Centering devices for holes to be bored
  • Y10S408/01 - Bowling ball drill

• US Classifications

  • 033 - Geometrical instruments
  • 408 - Cutting by use of rotating axially moving tool