Apertured Elements Threaded On Elongate Means (e.g., Abacus, Etc.)

Apertured Elements Threaded On Elongate Means (e.g., Abacus, Etc.) patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

01/25/07 - 20070020593 - Educational tool
An educational tool including a frame having a rod extending between its opposite sides. A number of beads are slidably positioned on the rod. A reckoning bar is slidably secured to the top of the frame. The reckoning bar bears indicia, for counting the beads, in the form of a ...

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