1531891

Information

• Patent Grant
• 1531891

• References
• Source

• Patent Number

  1,531,891

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1925
  99 years ago

• CPC

  • B23D77/08 - by spreading slotted parts of the tool body
  • Y10T408/85843 - Resilient Tool or tool-support

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool