2977831

Information

• Patent Grant
• 2977831

• References
• Source

• Patent Number

  2,977,831

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • H01B15/008 - by crushing
  • H01B7/36 - with distinguishing or length marks
  • Y02W30/821 - Recovery of metals from electric or electronic cables or wires scrap

• US Classifications

  • 081 - Tools
  • 134 - Cleaning and liquid contact with solids