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Door mounted roll support

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

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Door opening or closing detecting apparatus and image...

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

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Dot drive circuit of wire dot type printer

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

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Dot impact printer

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

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Dot impact printer and actuator therefor

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

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Dot impact printer having a ink ribbon loading means

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

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Dot impact type printing head with adhesively attached base unit

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

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Dot line printer

Typewriting machines – Including type-set-assemblage mounted on carrier and... – Plural type-heads mounted for selective individual...
Reexamination Certificate

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Dot line printer for preventing the overheating of printing elem

Typewriting machines – Control of print position along print-line by signal...
Patent

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Dot line printer having a balance shuttle

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

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Dot line printer having improved comb yoke

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

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Dot line printer having improved yoke assembly

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

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Dot line printer having ink ribbon guides

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

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Dot line printer with paper feed time controlling capability

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

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Dot line printer with paper slack elimination mechanism

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

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Dot matrix character printer control circuitry for variable pitc

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

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Dot matrix color printer

Typewriting machines – Including interposed inking device for record-medium – Renovation of used ribbon
Patent

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Dot matrix impact printer

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

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Dot matrix impact printer employing magnetic dot elements

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

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Dot matrix line printer

Typewriting machines – Including adjustment for optimum printing plane – By adjustment of platen relative to carriage
Patent

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