2739688

Information

• Patent Grant
• 2739688

• References
• Source

• Patent Number

  2,739,688

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1956
  68 years ago

• CPC

  • A63H33/3077 - Typewriters

• US Classifications

  • 400 - Typewriting machines
  • 101 - Printing
  • D18 - Printing and office machinery