Colored character printed on key button

Colored character printed on key button

A key button molded of a synthetic resin and having on the top surface thereof a character or symbol printed with a coloring agent comprising a dye and a solvent which is capable of dissolving the dye and the synthetic resin, wherein the character or symbol is durably formed on the top surface by th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HOSOE, TAKEO, GOTO, HIDEO, OHTSUKA, SOSUKE, ODA, TOSHINORI
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:A key button molded of a synthetic resin and having on the top surface thereof a character or symbol printed with a coloring agent comprising a dye and a solvent which is capable of dissolving the dye and the synthetic resin, wherein the character or symbol is durably formed on the top surface by the action of the solvent on the surface and body to cause the dye to permeate the surface and the body.