3678847

Information

• Patent Grant
• 3678847

• References
• Source

• Patent Number

  3,678,847

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1972
  52 years ago

• CPC

  • B41J9/38 - Electromagnetic means
  • B41J2/495 - by selective printing from a rotating helical member
  • B41J9/42 - with anti-rebound arrangements

• US Classifications

  • 101 - Printing
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 346 - Recorders