3818661

Information

• Patent Grant
• 3818661

• References
• Source

• Patent Number

  3,818,661

• Date Filed

  Not available

• Date Issued

  Tuesday, June 25, 1974
  50 years ago

• CPC

  • E04B2/7854 - of open profile
  • E04B1/6183 - with rotatable locking means co-operating with a recess
  • E04B2/82 - characterised by the manner in which edges are connected to the building Means therefor Special details of easily-removable partitions as far as related to the connection with other parts of the building
  • E04B2002/7468 - using magnets
  • E04B2002/7474 - using releasable connectors actuable with a key or a tool

• US Classifications

  • 052 - Static structures