2155687

Information

• Patent Grant
• 2155687

• References
• Source

• Patent Number

  2,155,687

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1939
  85 years ago

• CPC

  • B23B39/12 - Radial drilling machines
  • Y10T74/177 - Rack and pinion adjusting means

• US Classifications

  • 074 - Machine element or mechanism