3667639

Information

• Patent Grant
• 3667639

• References
• Source

• Patent Number

  3,667,639

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • B65D9/32 - Details of wooden walls Connections between walls
  • B65D9/04 - made up of staves
  • B65D25/14 - Linings or internal coatings

• US Classifications

  • 217 - Wooden receptacles