US PATENT SUBCLASS 400 / 106
.~ Including coded ink (e.g., phosphorescent or color-coded ink, etc.)

Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

103  DF  CODE-PRINTING TYPEWRITER (E.G., FOR PRINTING A PATTERN OR MARK) {4}
106.~ Including coded ink (e.g., phosphorescent or color-coded ink, etc.)

DEFINITION

Classification: 400/106

Including coded ink (e.g., phosphorescent or color-coded ink, etc.):

(under subclass 103) Subject matter wherein the mark or spot of ink* is characterized by having a particular color or pigment or chemical composition, any of which characteristics is significant in determining the coded pattern that is desired.