3858372

Information

• Patent Grant
• 3858372

• References
• Source

• Patent Number

  3,858,372

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • E04B1/6108 - the frontal surfaces of the slabs connected together
  • E04B1/6145 - with recesses in both frontal surfaces co-operating with an additional connecting element
  • E04C2/40 - composed of a number of smaller components rigidly or movably connected together
  • Y10S52/04 - Magnetic connecting means for building components

• US Classifications

  • 052 - Static structures