2433118

Information

• Patent Grant
• 2433118

• References
• Source

• Patent Number

  2,433,118

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1947
  77 years ago

• CPC

  • G07C3/12 - in graphical form
  • G07C1/16 - wherein the time is indicated by marking an element

• US Classifications

  • 346 - Recorders