1683770

Information

• Patent Grant
• 1683770

• References
• Source

• Patent Number

  1,683,770

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1928
  96 years ago

• CPC

  • B41J1/02 - with separate or detached types or dies
  • C10G7/00 - Distillation of hydrocarbon oils

• US Classifications

  • 400 - Typewriting machines