724536

Information

• Patent Grant
• 724536

• References
• Source

• Patent Number

  724,536

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1903
  122 years ago

• CPC

  • B28D5/025 - with the stock carried by a pivoted arm
  • B28D5/0058 - Accessories specially adapted for use with machines for fine working of gems, jewels, crystals

• US Classifications

  • 125 - Stone working
  • 269 - Work holders
  • 451 - Abrading