2019254

Information

• Patent Grant
• 2019254

• References
• Source

• Patent Number

  2,019,254

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1935
  89 years ago

• CPC

  • B65D3/263 - and having an attached or applied tearing or reinforcing element

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes