472544

Information

• Patent Grant
• 472544

• References
• Source

• Patent Number

  472,544

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1892
  132 years ago

• CPC

  • A47L9/183 - Spray cleaning
  • F25J3/04763 - Start-up or control of the process; Details of the apparatus used

• US Classifications

  • 096 - Gas separation: apparatus
  • 055 - Gas separation
  • 261 - Gas and liquid contact apparatus