2174454

Information

• Patent Grant
• 2174454

• References
• Source

• Patent Number

  2,174,454

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1939
  85 years ago

• CPC

  • C23D17/00 - De-enamelling

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 510 - Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions