US PATENT SUBCLASS 400 / 172
.~ Type-faces mounted on type chips and removable from storage for printing

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

139  DF  INCLUDING TYPE-SET-ASSEMBLAGE MOUNTED ON CARRIER AND RELATIVELY MOVABLE FOR SELECTION AND FOR IMPACT OF TYPE-FACE {11}
172.~ Type-faces mounted on type chips and removable from storage for printing

DEFINITION

Classification: 400/172

Type-faces mounted on type chips and removable from storage for printing:

(under subclass 139) Subject matter wherein the typewriter is provided with a type-set-assemblage* comprising type-face* elements all of which elements are separate and separable one from the others, and all of which elements are supported in or on a type-face-carrier* from which carrier each selected or chosen type-face is taken for impression of the type-face against a record-medium* and replaced into the carrier.