3216160

Information

• Patent Grant
• 3216160

• References
• Source

• Patent Number

  3,216,160

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1965
  59 years ago

• CPC

  • E04F11/028 - having a central stringer

• US Classifications

  • 052 - Static structures
  • D25 - Building units and construction elements