2188091

Information

• Patent Grant
• 2188091

• References
• Source

• Patent Number

  2,188,091

• Date Filed

  Not available

• Date Issued

  Tuesday, January 23, 1940
  85 years ago

• CPC

  • H01F13/003 - Methods and devices for magnetising permanent magnets
  • B30B11/008 - Applying a magnetic field to the material
  • Y10S264/58 - Processes of forming magnets
  • Y10S425/035 - Opposed plunger
  • Y10T29/49075 - including permanent magnet or core
  • Y10T29/49076 - From comminuted material

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 029 - Metal working
  • 148 - Metal treatment
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 419 - Powder metallurgy processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus