LandOfFree - US Patents - Listing for Typewriting machines

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

Multi-column dot printing device

Typewriting machines – Including adjustment for optimum printing plane – Responsive to thickness of record-medium

Multi-dimensional media printer with media based registration an

Typewriting machines – Sheet or web – Including insertion of sheet from front of platen

Multi-function document transport system for printers

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

Multi-function printer

Typewriting machines – Carriage or carriage-moving or movement-regulating mechanism – Carriage-feed mechanism

Multi-functional apparatus having a small size and method...

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

Multi-impact character erasing apparatus with control of correct

Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se

Multi-layer ink ribbon and manufacture thereof

Typewriting machines – Sheet or web – Including friction-feed means

Multi-line printer for slips or the like

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

Multi-line serial printer

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

Multi-media gaming printer

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

Multi-mode continuous printing

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

Multi-pass matrix printing

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

Multi-pass thermal printer

Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se

Multi-ply printer ribbon cartridge and method

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

Multi-ply unglued paper drive apparatus

Typewriting machines – Key-board or key lever-actuating mechanism – Key lever or space-bar mounting structure

Multi-position multi-level user interface system

Typewriting machines – Key-board or key lever-actuating mechanism – Key-board including row of keys having different heights

Multi-row keyboard for typewriters or similar machines

Typewriting machines – Miscellaneous

Multi-speed cooling fan for printing device

Typewriting machines – Sheet or web

Multi-stage pre-transfer substrate heating assembly