1337898

Information

• Patent Grant
• 1337898

• References
• Source

• Patent Number

  1,337,898

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1920
  105 years ago

• CPC

  • B01D35/023 - Filler pipe filters

• US Classifications

  • 383 - Flexible bags
  • 210 - Liquid purification or separation