3444278

Information

• Patent Grant
• 3444278

• References
• Source

• Patent Number

  3,444,278

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1969
  55 years ago

• CPC

  • A01K63/045 - Filters for aquaria
  • B01D39/2072 - the material being particulate or granular
  • Y10S210/07 - Drier blocks

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 131 - Tobacco
  • 210 - Liquid purification or separation