3307675

Information

• Patent Grant
• 3307675

• References
• Source

• Patent Number

  3,307,675

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1967
  57 years ago

• CPC

  • H04L17/28 - using pneumatic or hydraulic translation
  • B01D45/02 - by utilising gravity
  • B41J23/22 - for key or like type selection
  • B41J23/24 - for impression mechanisms

• US Classifications

  • 400 - Typewriting machines
  • 178 - Telegraphy