2561581

Information

• Patent Grant
• 2561581

• References
• Source

• Patent Number

  2,561,581

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1951
  73 years ago

• CPC

  • E04G21/12 - Mounting of reinforcing inserts Prestressing
  • B28B23/12 - to form prestressed circumferential reinforcements
  • Y10T29/49874 - Prestressing rod, filament or strand

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 029 - Metal working
  • 052 - Static structures