Resources Contact Us Home
Browse by Category: Main > Business
Class Information
Number: 434/197
Name: Education and demonstration > Mathematics > Arithmetic > Indicia-bearing belt or reel-mounted strip
Description: Subject matter including indicia such as numbers located on a continuous flexible band or on a web wound on a reel.

Patents under this class:

Patent Number Title Of Patent Date Issued
7913434 Reusable calendar system Mar. 29, 2011
6159329 Self-adhesive graph appliques Dec. 12, 2000
4744282 Music box with instructional data tables May. 17, 1988
4179825 Apparatus for teaching numerical concepts Dec. 25, 1979

  Recently Added Patents
Motilin-like peptide compound having transmucosal absorbability imparted thereto
Authentication method
Nanocatalysts structure, process for the preparation and use thereof
Electrowetting display devices with a reflective plate structure
Method of driving stereoscopic display apparatus and stereoscopic display apparatus
LED package chip classification system
Network based technique for obtaining operator identifier for mobile devices
  Randomly Featured Patents
Active agent combinations with insecticidal and acaricidal properties
Rounded-top box
Apparatus for making a fibrous article having a three dimensional profile
Tamper-resistant brake actuator
Operating room clothing system
Miniature ski tote
Propylene compositions containing a pyrethroid and products made therefrom
Portable, self-contained pc-camera workstation
Anti-overload centrifugal clutch
Imaging optics with adjustable optical power and method of adjusting an optical power of an optics