2134457

Information

• Patent Grant
• 2134457

• References
• Source

• Patent Number

  2,134,457

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1938
  87 years ago

• CPC

  • C25F1/14 - Iron or steel

• US Classifications

  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 134 - Cleaning and liquid contact with solids
  • 204 - Chemistry: electrical and wave energy