LandOfFree - US Patents - Listing for Typewriting machines

Typewriting machines – Including type-set-assemblage mounted on carrier and... – Including type-faces movable relative to type-face-carrier

Method and apparatus for indexing the print hammer of typewriter

Typewriting machines – Typing by other than type-face or type-die – Character formation by impact

Method and apparatus for inserting intermediate dots in a dot ma

Typewriting machines – Including control of format and selection of type-face by... – Including means for responding to input program or incoming...

Method and apparatus for inserting tabs in a print job

Typewriting machines – Including interposed inking device for record-medium – Ribbon spool or mount therefor

Method and apparatus for loading ink ribbon

Typewriting machines – Including interposed inking device for record-medium – Ribbon spool or mount therefor

Method and apparatus for loading ink ribbon

Typewriting machines – Sheet or web – For feeding web record-medium

Method and apparatus for loading of a web into a printer

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Method and apparatus for low cost thermal printing

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Method and apparatus for maintaining ribbon tension

Typewriting machines – Including interposed inking device for record-medium – Ribbon-reversing mechanism

Method and apparatus for maintaining ribbon tension

Typewriting machines – Including control of format by programmed-control-system

Method and apparatus for manufacturing panel products...

Typewriting machines – Typing by other than type-face or type-die – Character formation by impact

Method and apparatus for marking on an arcuate surface

Typewriting machines – Typing by other than type-face or type-die – Character formation by impact

Method and apparatus for marking on an arcuate surface

Typewriting machines – Including type-set-assemblage mounted on carrier and... – Imprint by movement of record-medium against type-face

Method and apparatus for measuring displacement of a moveable me

Typewriting machines – Including control of format and selection of type-face by... – Including editing or revision system

Method and apparatus for merge processing in a text processing s

Typewriting machines – Means auxiliary to typewriting function – Indicator means

Method and apparatus for monitoring print head carriage

Typewriting machines – Including type-set-assemblage mounted on carrier and... – Type-head – per se

Method and apparatus for mounting a daisy print wheel on the sha

Typewriting machines – Sheet or web – Including programmed-control-system for record-medium feed

Method and apparatus for moving a medium through a medium...

Typewriting machines – Typing by other than type-face or type-die – Character formation by impact

Method and apparatus for operating a thermal printer with unifor

Typewriting machines – Sheet or web – Including programmed-control-system for record-medium feed

Method and apparatus for optimizing substrate speed in a...