Method and article for teaching the core construction of the sin

Details Method and article for teaching the core construction of the sin Method and article for teaching the core construction of the sin

1997-02-14

1998-06-30

Hirsch, Paul L.

Education and demonstration

Science

Physics

434281, G09B 2306

Patent

active

057724440

ABSTRACT:
The invention comprises an article useful in teaching the core construction of the Yin and Yang symbol, as well as various scientific theories. The invention includes a template mechanism useful in practicing the various methods described in the invention, as well as being useful for practicing the methods taught by the invention.

REFERENCES:
patent: 3276148 (1966-10-01), Snelson
patent: 3406972 (1968-10-01), Wong
patent: 3623239 (1971-11-01), Maslokovets
patent: 4099340 (1978-07-01), Butler
patent: 4810197 (1989-03-01), Hicks
patent: 5145378 (1992-09-01), Rott et al.
patent: 5192212 (1993-03-01), Kim

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