757230

Information

• Patent Grant
• 757230

• References
• Source

• Patent Number

  757,230

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1904
  121 years ago

• CPC

  • A61C5/10 - Methods or devices for making crowns
  • B23Q35/103 - which turns continuously
  • Y10T409/302296 - including plural cutters

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 144 - Woodworking