2224218

Information

• Patent Grant
• 2224218

• References
• Source

• Patent Number

  2,224,218

• Date Filed

  Not available

• Date Issued

  Tuesday, December 10, 1940
  84 years ago

• CPC

  • B41F9/066 - Enclosures
  • B41F9/008 - Means for preventing egress of vapours

• US Classifications

  • 101 - Printing