3837370

Information

• Patent Grant
• 3837370

• References
• Source

• Patent Number

  3,837,370

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1974
  50 years ago

• CPC

  • E04C5/0604 - Prismatic or cylindrical reinforcement cages composed of longitudinal bars and open or closed stirrup rods
  • B21F27/121 - of tubular form
  • B21F27/125 - by attaching individual stirrups to longitudinal wires

• US Classifications

  • 140 - Wireworking
  • 138 - Pipes and tubular conduits