3315390

Information

• Patent Grant
• 3315390

• References
• Source

• Patent Number

  3,315,390

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1967
  57 years ago

• CPC

  • G09F11/34 - the feeding means comprising electromagnets

• US Classifications

  • 040 - Card, picture, or sign exhibiting