1898132

Information

• Patent Grant
• 1898132

• References
• Source

• Patent Number

  1,898,132

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1933
  91 years ago

• CPC

  • B23G5/04 - Dies
  • Y10T408/85985 - Plural tools moved by diametrically opposed screws
  • Y10T408/95 - with tool-retaining means

• US Classifications

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