2177539

Information

• Patent Grant
• 2177539

• References
• Source

• Patent Number

  2,177,539

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1939
  85 years ago

• CPC

  • B41B13/06 - by elastic or extensible type-line carriers

• US Classifications

  • 400 - Typewriting machines
  • 101 - Printing
  • 396 - Photography