2145142

Information

• Patent Grant
• 2145142

• References
• Source

• Patent Number

  2,145,142

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1939
  86 years ago

• CPC

  • B41J11/60 - Erasing or correcting tables

• US Classifications

  • 248 - Supports
  • D19 - Office supplies