2532631

Information

• Patent Grant
• 2532631

• References
• Source

• Patent Number

  2,532,631

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1950
  74 years ago

• CPC

  • H04N1/12 - using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component
  • G04D7/1214 - for complete clockworks
  • H03K4/86 - using as active elements gas-filled tubes or spark-gaps

• US Classifications

  • 073 - Measuring and testing
  • 346 - Recorders
  • 968 - Horology