2212219

Information

• Patent Grant
• 2212219

• References
• Source

• Patent Number

  2,212,219

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1940
  84 years ago

• CPC

  • C23G3/029 - for removing the pickling fluid from the objects

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 134 - Cleaning and liquid contact with solids
  • 266 - Metallurgical apparatus