3246438

Information

• Patent Grant
• 3246438

• References
• Source

• Patent Number

  3,246,438

• Date Filed

  Not available

• Date Issued

  Tuesday, April 19, 1966
  58 years ago

• CPC

  • E04H9/08 - Structures arranged underneath buildings
  • E04B1/92 - Protection against other undesired influences or dangers

• US Classifications

  • 052 - Static structures
  • 109 - Safes, bank protection, or a related device