3831339

Information

• Patent Grant
• 3831339

• References
• Source

• Patent Number

  3,831,339

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • E04B1/6154 - the connection made by friction-grip
  • E04B1/615 - the connection made by expansion
  • E04C2/384 - with a metal frame

• US Classifications

  • 052 - Static structures