1520181

Information

• Patent Grant
• 1520181

• References
• Source

• Patent Number

  1,520,181

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1924
  100 years ago

• CPC

  • B27C3/02 - Stationary drilling machines with a single working spindle
  • Y10T408/56253 - Base supported machine

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 144 - Woodworking