1771811

Information

• Patent Grant
• 1771811

• References
• Source

• Patent Number

  1,771,811

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1930
  95 years ago

• CPC

  • B23G1/264 - comprising tap wrench features with a V slot
  • B23G5/04 - Dies
  • Y10T408/60 - Plural tool-assemblages
  • Y10T408/95 - with tool-retaining means

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool