Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Implant for performance enhancement of selected transistors in an integrated circuit
Tab visibility
Digital broadcast receiver and method for processing caption thereof
Semiconductor device having germanium active layer with underlying parasitic leakage barrier layer
Polypeptides and immunizing compositions containing gram positive polypeptides and methods of use
Cooking brush
Low offset, fast response voltage controlled current source and controlling method thereof
  Randomly Featured Patents
Method and system for a feedback transimpedance amplifier with sub-40khz low-frequency cutoff
Process for the preparation of linalool oxide or of linalool oxide-containing mixtures
Combined cake and pie
Instructional writing paper for perceptually impaired children
Synthesis of UDP-glucose: N-acylsphingosine glucosyltransferase inhibitors
Multiphase buck type voltage regulator
Intake and exhaust system through rotatory ports shaft, in four-stroke motors
Ion-assisted oxidation methods and the resulting structures
Electrolyte composition for photoelectric conversion device and photoelectric conversion device using the same
Process for the production of unbranched polyarylene sulfides of improved color quality and improved color stability