3823521

Information

• Patent Grant
• 3823521

• References
• Source

• Patent Number

  3,823,521

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1974
  50 years ago

• CPC

  • E04B1/6187 - by means on top and/or bottom surfaces of the slabs
  • E04B1/6175 - with two or more protrusions on each frontal surface
  • E04C2/38 - with attached ribs, flanges, or the like
  • Y10T403/44 - Three or more members connected at single locus

• US Classifications

  • 052 - Static structures
  • 403 - Joints and connections