2572465

Information

• Patent Grant
• 2572465

• References
• Source

• Patent Number

  2,572,465

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1951
  73 years ago

• CPC

  • E21C1/10 - with a built-in feeding device
  • Y10T74/18576 - including screw and nut

• US Classifications

  • 074 - Machine element or mechanism