2727255

Information

• Patent Grant
• 2727255

• References
• Source

• Patent Number

  2,727,255

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1955
  68 years ago

• CPC

  • B21H3/065 - Planetary thread rolling
  • B23G7/00 - Forming thread by means of tools similar both in form and in manner of use to thread-cutting tools, but without removing any material

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus
  • 072 - Metal deforming