2657823

Information

• Patent Grant
• 2657823

• References
• Source

• Patent Number

  2,657,823

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1953
  71 years ago

• CPC

  • F22B37/221 - Covers for drums, collectors, manholes or the like

• US Classifications

  • 220 - Receptacles