3089215

Information

• Patent Grant
• 3089215

• References
• Source

• Patent Number

  3,089,215

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1963
  62 years ago

• CPC

  • E01C11/20 - for prestressed concrete pavings
  • E04G21/12 - Mounting of reinforcing inserts Prestressing
  • Y10T29/49874 - Prestressing rod, filament or strand

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 029 - Metal working
  • 254 - Implements or apparatus for applying pushing or pulling force
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 404 - Road structure, process, or apparatus