671830

Information

• Patent Grant
• 671830

• References
• Source

• Patent Number

  671,830

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1901
  124 years ago

• CPC

  • B28D5/0058 - Accessories specially adapted for use with machines for fine working of gems, jewels, crystals
  • B28D5/025 - with the stock carried by a pivoted arm
  • Y10T83/66 - With means to press work to tool

• US Classifications

  • 125 - Stone working
  • 083 - Cutting