US PATENT SUBCLASS 400 / 392
.~.~ Including momentum accumulator

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

383  DF  TYPE-BAR-ACTION MECHANISM OR TYPE-FACE ON TYPE-BAR OR TYPE-FACE INKER {19}
390  DF  .~ With end-thrust mechanism for type-bar {3}
392.~.~ Including momentum accumulator

DEFINITION

Classification: 400/392

Including momentum accumulator:

(under subclass 390) Subject matter wherein said movement of said type-bar* is helped by a mass or weight, the inertia of said mass providing the force that effects said movement.