3666104

Information

• Patent Grant
• 3666104

• References
• Source

• Patent Number

  3,666,104

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  52 years ago

• CPC

  • E01C11/227 - Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
  • E03F5/0405 - with an odour seal
  • E03F2005/0416 - with an odour seal

• US Classifications

  • 210 - Liquid purification or separation