3686694

Information

• Patent Grant
• 3686694

• References
• Source

• Patent Number

  3,686,694

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • E04H4/0062 - characterised by stacked planks or staves

• US Classifications

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