2013761

Information

• Patent Grant
• 2013761

• References
• Source

• Patent Number

  2,013,761

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1935
  89 years ago

• CPC

  • E04D13/0409 - Drainage outlets
  • E04D2013/0418 - with de-icing devices or snow melters

• US Classifications

  • 210 - Liquid purification or separation
  • 138 - Pipes and tubular conduits