Carrier for writing numerical symbols

Details Carrier for writing numerical symbols Carrier for writing numerical symbols

1999-04-22

2000-04-11

Rimell, Sam

Education and demonstration

Language

Writing or printing by hand

434162, G09B 1104

Patent

active

060482079

ABSTRACT:
A carrier for writing symbols, such as numerals and the like, comprising a base, and a plurality of designated areas each formed by a plurality of individual elements, each of the areas being marked by indicating of corresponding individual elements so as to provide identical numerals and the like regardless of handwriting of an individual.

REFERENCES:
patent: 602222 (1898-04-01), Kimble
patent: 1695423 (1928-12-01), Gyllenberg et al.
patent: 2090186 (1937-08-01), Corbett
patent: 2942973 (1960-06-01), Patrick
patent: 3363338 (1968-01-01), Skinner et al.
patent: 3638335 (1972-02-01), Gundersen et al.
patent: 3733468 (1973-05-01), Eberly
patent: 4672759 (1987-06-01), Docherty
patent: 4838792 (1989-06-01), Hoyeck
patent: 4878844 (1989-11-01), Gasper et al.
patent: 5263862 (1993-11-01), Claytor
patent: 5484288 (1996-01-01), DelGigante

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