2804893

Information

• Patent Grant
• 2804893

• References
• Source

• Patent Number

  2,804,893

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1957
  67 years ago

• CPC

  • E04C3/22 - built-up by elements jointed in line
  • B28B23/043 - Wire anchoring or tensioning means for the reinforcements
  • B28B23/22 - assembled from preformed parts
  • E04G21/12 - Mounting of reinforcing inserts Prestressing
  • Y10T29/49998 - Work holding

• US Classifications

  • 100 - Presses
  • 029 - Metal working
  • 052 - Static structures
  • 269 - Work holders