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Circuit arrangement for level conversion of binary signals...

Typewriting machines – Miscellaneous
Reexamination Certificate

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Circuit for actuating electric motors, especially in an electron

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

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Circuit for conserving power of a backup battery

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

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Circuit for improving the resolution in electrostatic printers

Typewriting machines – Annular typewriter
Patent

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Clamping device for form feed mechanisms

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

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Clamshell device for printers

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

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Close coupled printhead and media rollers

Typewriting machines – Sheet or web – For feeding sheet from stack or pack holder
Reexamination Certificate

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Clutch for rotational synchronization between input and output e

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

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Clutch mechanism with one piece plastic spool

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

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Coated platen roller for improving registration in a platen-driv

Typewriting machines – Platen or platen-moving mechanism – Cylindrical platen
Patent

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Coating film transfer tool

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

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Code image quality check apparatus and code image reader

Typewriting machines – Including selection of type-face by... – Including error detection
Patent

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Code label printer, method thereof and readouted...

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

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Coded ribbon cartridge, decoder, and ribbon ink capacity...

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

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Coil spring sheet-pressing member for sheet feeding mechanism

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

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Collapsible keyboard

Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure
Patent

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Collapsible keyboard

Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure
Reexamination Certificate

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Collapsible keyboard

Typewriting machines – Key-board or key lever-actuating mechanism
Reexamination Certificate

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Collapsible keyboard

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

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Collapsible keyboard

Typewriting machines – Key-board or key lever-actuating mechanism
Reexamination Certificate

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