3647040

Information

• Patent Grant
• 3647040

• References
• Source

• Patent Number

  3,647,040

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  52 years ago

• CPC

  • B41J7/52 - by combined rotary and sliding movement
  • B41J7/60 - Levers

• US Classifications

  • 400 - Typewriting machines
  • 178 - Telegraphy