LandOfFree - US Patents - Listing for Typewriting machines

Typewriting machines – Means auxiliary to typewriting function – Frame – casing – or support for typewriter

Printer with replaceable modules

Typewriting machines – Sheet or web – For feeding plural record media concurrently or selectively

Printer with reverse sheet feed path to sheet inlet

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

Printer with reversible ribbon driving means for rewinding overs

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

Printer with ribbon advance mechanism

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Printer with ribbon fold out mechanism

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

Printer with ribbon fold out mechanism and plastic ribbon...

Typewriting machines – Means auxiliary to typewriting function – Means for correcting typing errors

Printer with ribbon holder

Typewriting machines – Including interposed inking device for record-medium – Means auxiliary to ribbon mechanism

Printer with ribbon mask opening mechanism

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

Printer with rotatable print band

Typewriting machines – Typing by other than type-face or type-die – Thermal

Printer with sheet curl straightening device

Typewriting machines – Sheet or web – Including sheet guide

Printer with sheet front loader

Typewriting machines – Sheet or web – Including sheet guide

Printer with sheet guide and separator

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

Printer with sheet positioning marks control

Typewriting machines – Means auxiliary to typewriting function – Means for collapsing typewriter or support for record-medium...

Printer with sheet storage cassette

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

Printer with slidable tear bar

Typewriting machines – Sheet or web – Including sheet guide

Printer with two working positions

Typewriting machines – Typing by other than type-face or type-die – Thermal

Printer with two-stage skew adjustment

Typewriting machines – For typing or forming continuous or discontinuous line – Underscoring concurrently with character imprinting

Printer with underlining function

Typewriting machines – Safety switch or condition-responsive-cutoff switch for...

Printer with upstream sensor used to determine paper empty condi