1832840

Information

• Patent Grant
• 1832840

• References
• Source

• Patent Number

  1,832,840

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1931
  93 years ago

• CPC

  • B23G5/10 - Die-heads
  • Y10T408/85985 - Plural tools moved by diametrically opposed screws

• US Classifications

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