2974456

Information

• Patent Grant
• 2974456

• References
• Source

• Patent Number

  2,974,456

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  63 years ago

• CPC

  • B67B3/24 - Special measures for applying and securing caps under vacuum

• US Classifications

  • 053 - Package making