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Apparatus capable of combining inputs from two different printer

Typewriting machines – Including control of format and selection of type-face by...
Patent

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Apparatus for adapting an office machine to one-handed operation

Typewriting machines – Case-shift mechanism – Including key attachment for case-shift
Patent

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Apparatus for adjusting a carriage relative to a platen

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

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Apparatus for adjusting the distance between the print head and

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

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Apparatus for adjusting the minimum print heat to platen spacing

Typewriting machines – Including adjustment for optimum printing plane
Patent

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Apparatus for adjusting the print head gap in a dot matrix print

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

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Apparatus for advancing a record medium

Typewriting machines – For line-spacing by incremental rotation of platen – By irregular increments of platen rotation
Patent

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Apparatus for and method of updating a software routine

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

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Apparatus for applying information to photographic materials and

Typewriting machines – Pocket typewriter
Patent

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Apparatus for assigning order for sequential display of randomly

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

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Apparatus for automatically adjusting a gap between a platen and

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

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Apparatus for automatically exchanging a passbook

Typewriting machines – For typing on flat record-medium or against flat platen – For typing on a book
Patent

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Apparatus for both printing characters and plotting graphs

Typewriting machines – Including plural – independently supported key-boards,...
Patent

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Apparatus for changing a ribbon-color of a printer

Typewriting machines – Including interposed inking device for record-medium – Including mechanism for shifting ribbon laterally at...
Patent

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Apparatus for connecting and disconnecting a motor and a print e

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

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Apparatus for controlling impression in a daisy wheel printer

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

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Apparatus for controlling reversing duration of hammer bank in s

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

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Apparatus for controlling ribbon tension in a thermal printer

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

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Apparatus for conveying paper in a printer

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

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Apparatus for cutting-recording medium

Typewriting machines – Sheet or web – Including feed of tally strip record-medium
Reexamination Certificate

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