1525399

Information

• Patent Grant
• 1525399

• References
• Source

• Patent Number

  1,525,399

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1925
  100 years ago

• CPC

  • B65D45/327 - the annular member applying radial pressure against the inner surface of the container wall
  • B65D3/30 - Local reinforcements

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes