|
US1215734A
|
|
Telegraph-call.
|
|
US1235073A
|
|
Automatic film-feed.
|
|
US1160665A
|
|
Stenographic type-writer.
|
|
US1151059A
|
|
Platen-release mechanism.
|
|
US1072784A
|
|
Type-bar action.
|
|
GB191208255A
|
|
Improvements in or relating to the Escapement Mechanism of Typewriters.
|
|
US1041184A
|
|
Ribbon-spool mechanism for type-writers.
|
|
GB191202344A
|
|
Pencil Sharpeners.
|
|
GB191129044A
|
|
Improvements in the Means for Engaging Typewriter Ribbon Spools with their Supports.
|
|
GB191112852A
|
|
Improvements in or relating to the Platen-carriage and Shift-key Mechanism of Typewriters.
|
|
GB191112582A
|
|
Improvements in or relating to Tabulator Mechanism for Typewriters.
|
|
GB191112044A
|
|
Improvements in or relating to Ribbon-feed Mechanism for Typewriters.
|
|
GB191112045A
|
|
Improvements in or relating to the Type-lever Mechanism of Typewriters and the like.
|
|
US987767A
|
|
Carriage-control mechanism.
|
|
US987766A
|
|
Tabulating mechanism.
|
|
US987765A
|
|
Line-lock and margin-stop mechanism.
|
|
US987764A
|
|
Platen-shifting mechanism.
|
|
US987763A
|
|
Line-spacing mechanism.
|
|
US987762A
|
|
Type-bar mechanism.
|
|
US990917A
|
|
Ribbon mechanism.
|
