Representing utensil

Details Representing utensil Representing utensil

1988-08-16

1990-03-13

Cannon, Alan W.

Coating implements with material supply

Including means to apply material-moving force

Intercommunicable reservoirs or reservoir sections in series

401209, 106 21, 106 22, B43K 510, B60D 500

Patent

active

049079034

ABSTRACT:
A representing utensil for use in making an invisibly depicted matter visible again which houses a coloring assistant in its own container is disclosed, wherein the coloring assistant is able to make a colorlessly depicted matter develop color and, after its coloring, do the short-time fading at which time the color is losen of itself in a relatively short time by acting on the depicted matter with the aid of a coloring agent, and further is able to make the depicted matter do repeat the recoloring and the short-time fading each time when the coloring assistant acts on the depicted matter a plural number of times.

REFERENCES:
patent: 3951892 (1976-04-01), Drury, Jr. et al.
patent: 4111702 (1978-09-01), Fraik
patent: 4162164 (1979-07-01), Lin

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