2194409

Information

• Patent Grant
• 2194409

• References
• Source

• Patent Number

  2,194,409

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1940
  84 years ago

• CPC

  • B26F1/3846 - cutting out discs or the like
  • B23B51/05 - for cutting discs from sheet
  • B41C1/141 - by cutting or perforation with mechanical means; Electrical spark cutting
  • Y10T408/5605 - Recession at tool-axis
  • Y10T408/875 - including means to "form" depression in work

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool