1777212

Information

• Patent Grant
• 1777212

• References
• Source

• Patent Number

  1,777,212

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1930
  94 years ago

• CPC

  • B41J23/20 - Fluid-pressure power drives

• US Classifications

  • 400 - Typewriting machines
  • 178 - Telegraphy