1436974

Information

• Patent Grant
• 1436974

• References
• Source

• Patent Number

  1,436,974

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1922
  102 years ago

• CPC

  • B23B51/05 - for cutting discs from sheet
  • Y10T408/85988 - Screws mounted on common shaft

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool