3578036

Information

• Patent Grant
• 3578036

• References
• Source

• Patent Number

  3,578,036

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1971
  53 years ago

• CPC

  • F16L9/08 - of concrete, cement, or asbestos cement, with or without reinforcement
  • B21F27/127 - by bending preformed mesh
  • B28B21/56 - incorporating reinforcements or inserts
  • E04C5/0613 - Closed cages made of one single bent reinforcement mat
  • Y10S138/11 - Shape

• US Classifications

  • 140 - Wireworking
  • 138 - Pipes and tubular conduits