3787990

Information

• Patent Grant
• 3787990

• References
• Source

• Patent Number

  3,787,990

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1974
  51 years ago

• CPC

  • G09B29/06 - of belt form
  • G09F11/29 - of a band other than endless

• US Classifications

  • 040 - Card, picture, or sign exhibiting