US PATENT SUBCLASS 400 / 467
.~ Dust guard for type-bar action mechanism

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}
467.~ Dust guard for type-bar action mechanism {1}
468  DF  .~.~> For type-bar bearing (e.g., shield on type-bar-segment)

DEFINITION

Classification: 400/467

Dust guard for type-bar action mechanism:

(under subclass 383) Subject matter wherein significance is attributed to structure on a typewriter, which structure serves to protect the moving parts of a type-bar* action from the effects of foreign matter which could harm the action if introduced thereinto.

SEE OR SEARCH THIS CLASS, SUBCLASS:

496, for a dust guard for a key*-lever pivot.