1673897

Information

• Patent Grant
• 1673897

• References
• Source

• Patent Number

  1,673,897

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1928
  96 years ago

• CPC

  • B23Q5/02 - Driving main working members
  • B23Q2705/023 - General aspects of driving a boring spindle
  • Y10S29/089 - Gas entrained liquid supply
  • Y10T408/91 - Machine frame
  • Y10T408/92 - with counterweight mechanism

• US Classifications

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