2133683

Information

• Patent Grant
• 2133683

• References
• Source

• Patent Number

  2,133,683

• Date Filed

  Not available

• Date Issued

  Tuesday, October 18, 1938
  86 years ago

• CPC

  • E04D3/38 - Devices for sealing spaces or joints between roof-covering elements
  • E04D1/30 - Special roof-covering elements
  • E04D2001/304 - at roof intersections
  • E04D2001/305 - Ridge or hip tiles
  • E04D2013/0454 - at the intersection of roof surfaces

• US Classifications

  • 052 - Static structures
  • 138 - Pipes and tubular conduits
  • 206 - Special receptacle or package