3120700

Information

• Patent Grant
• 3120700

• References
• Source

• Patent Number

  3,120,700

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1964
  61 years ago

• CPC

  • B25B27/023 - using screws
  • Y10T29/53113 - Heat exchanger
  • Y10T29/53687 - by rotation of work part
  • Y10T29/53883 - Screw threaded work-engager
  • Y10T29/53957 - Thread-tapping grip
  • Y10T29/53987 - Tube, sleeve or ferrule

• US Classifications

  • 029 - Metal working