1720369

Information

• Patent Grant
• 1720369

• References
• Source

• Patent Number

  1,720,369

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1929
  95 years ago

• CPC

  • B43K5/08 - with ink-supplying valves

• US Classifications

  • 401 - Coating implements with material supply