1580674

Information

• Patent Grant
• 1580674

• References
• Source

• Patent Number

  1,580,674

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1926
  99 years ago

• CPC

  • G09F11/00 - Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
  • G09F2011/0045 - Methods of fixing the images on a rolling band

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 434 - Education and demonstration