1399417

Information

• Patent Grant
• 1399417

• References
• Source

• Patent Number

  1,399,417

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1921
  103 years ago

• CPC

  • G06M1/062 - for drum type indicating means
  • Y10T74/19512 - Screw

• US Classifications

  • 074 - Machine element or mechanism