90015

Information

• Patent Grant
• 90015

• References
• Source

• Patent Number

  90,015

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1869
  155 years ago

• CPC

  • B01D29/0054 - arranged concentrically or coaxially

• US Classifications

  • 210 - Liquid purification or separation
  • 239 - Fluid sprinkling, spraying, and diffusing
  • 285 - Pipe joints or couplings