637495

Information

• Patent Grant
• 637495

• References
• Source

• Patent Number

  637,495

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1899
  125 years ago

• CPC

  • B23B27/1659 - with plate-like exchangeable cutting inserts
  • Y10T407/2212 - with tool ejector
  • Y10T407/2274 - Apertured tool

• US Classifications

  • 407 - Cutters, for shaping
  • 076 - Metal tools and implements, making