2388779

Information

• Patent Grant
• 2388779

• References
• Source

• Patent Number

  2,388,779

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1945
  79 years ago

• CPC

  • B23G1/16 - in holes of workpieces by taps
  • B23G2240/08 - Evacuation of chips or fines
  • B23G2240/12 - Means for cooling or lubrication
  • Y10T408/03 - Processes
  • Y10T408/44 - with means to apply transient, fluent medium to work or product
  • Y10T408/50 - with product handling or receiving means

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus
  • 408 - Cutting by use of rotating axially moving tool