3420712

Information

• Patent Grant
• 3420712

• References
• Source

• Patent Number

  3,420,712

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  55 years ago

• CPC

  • C23F1/08 - Apparatus
  • C23G3/04 - for cleaning pipes

• US Classifications

  • 134 - Cleaning and liquid contact with solids