3631616

Information

• Patent Grant
• 3631616

• References
• Source

• Patent Number

  3,631,616

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  53 years ago

• CPC

  • G09F3/005 - Identification bracelets
  • G09F23/16 - on clocks

• US Classifications

  • 040 - Card, picture, or sign exhibiting