1684351

Information

• Patent Grant
• 1684351

• References
• Source

• Patent Number

  1,684,351

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1928
  96 years ago

• CPC

  • E21C1/10 - with a built-in feeding device
  • Y10T74/1974 - Nut segments hinged parallel to shaft [e.g., clam shell-type, etc.]

• US Classifications

  • 074 - Machine element or mechanism