509938

Information

• Patent Grant
• 509938

• References
• Source

• Patent Number

  509,938

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1893
  131 years ago

• CPC

  • A61B17/1624 - Drive mechanisms therefor
  • Y10T408/641 - Double-acting ratchet

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool