2164688

Information

• Patent Grant
• 2164688

• References
• Source

• Patent Number

  2,164,688

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1939
  87 years ago

• CPC

  • B28D1/223 - Hand-held or hand-operated tools for shearing or cleaving
  • B28D1/325 - for making holes in easily splittable working materials
  • B28D1/327 - for cutting or shearing easily splittable working materials

• US Classifications

  • 125 - Stone working