3127821

Information

• Patent Grant
• 3127821

• References
• Source

• Patent Number

  3,127,821

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1964
  60 years ago

• CPC

  • E03F5/06 - Gully gratings
  • E03F2005/068 - with means for enhancing water flow

• US Classifications

  • 210 - Liquid purification or separation
  • D25 - Building units and construction elements