296781

Information

• Patent Grant
• 296781

• References
• Source

• Patent Number

  296,781

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1884
  140 years ago

• CPC

  • B21D28/34 - Perforating tools Die holders
  • Y10T83/9413 - Spiral type cutter

• US Classifications

  • 083 - Cutting