2639128

Information

• Patent Grant
• 2639128

• References
• Source

• Patent Number

  2,639,128

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1953
  71 years ago

• CPC

  • B28C5/4262 - Closures; Sealing mechanisms

• US Classifications

  • 366 - Agitating
  • 220 - Receptacles