2504420

Information

• Patent Grant
• 2504420

• References
• Source

• Patent Number

  2,504,420

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1950
  74 years ago

• CPC

  • B43K21/14 - with writing-cores automatically replaced from magazines

• US Classifications

  • 401 - Coating implements with material supply
  • 226 - Advancing material of indeterminate length