3631618

Information

• Patent Grant
• 3631618

• References
• Source

• Patent Number

  3,631,618

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  52 years ago

• CPC

  • G09F11/29 - of a band other than endless
  • G09F2007/007 - Signs without covering windows
  • G09F2011/0081 - Roller-band displays used on vehicles

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 242 - Winding, tensioning, or guiding