US PATENT SUBCLASS 400 / 138
.~.~ By type-die mounted on carrier movable for selection of character

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

135  DF  TYPING TO PRODUCE PIERCED CHARACTER {2}
137  DF  .~ Check-protection character {1}
138.~.~ By type-die mounted on carrier movable for selection of character {2}
138.1  DF  .~.~.~> Electrically powered
138.2  DF  .~.~.~> On rotatable carrier (e.g., for scarifying elements, etc.) {3}

DEFINITION

Classification: 400/138

By type-die mounted on carrier movable for selection of character:

(under subclass 137) Subject matter+ wherein a typewriter is provided with a support for a multiplicity of type-die elements for piercing the different character* symbols that

the typewriter is capable of piercing, which support is enabled to be moved relative to the record-medium* whereby any of the type-die elements may be selected to be impressed against the record-medium and the selected type-die element may be impressed to pierce a character symbol on the record-medium.

SEE OR SEARCH THIS CLASS, SUBCLASS:

129, for similar structure for mounting embossing type-die elements thereon.