US PATENT SUBCLASS 400 / 225
.~.~ Including electrically powered drive means (e.g., solenoid, stepping motor, etc.)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


400 /   HD   TYPEWRITING MACHINES

191  DF  INCLUDING INTERPOSED INKING DEVICE (E.G., RIBBON) FOR RECORD-MEDIUM {15}
223  DF  .~ Ribbon-feeding mechanism {13}
225.~.~ Including electrically powered drive means (e.g., solenoid, stepping motor, etc.)

DEFINITION

Classification: 400/225

Including electrically powered drive means (e.g., solenoid, stepping motor, etc.):

(under subclass 223) Subject matter wherein movement of the ribbon* is accomplished with the help of force derived from

electrical energy.