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DE389078C
|
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Paper guide for typewriters
|
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GB184604A
|
|
Improvements in typewriters of the type-bar class
|
|
GB182644A
|
|
Escapement mechanism and ribbon feed for typewriting machines
|
|
GB184606A
|
|
Improvements in ink-ribbon shifting mechanism for typewriters
|
|
GB184605A
|
|
Improvements in and relating to ink-ribbon mechanism for typewriters
|
|
GB179445A
|
|
Improved paper feeding and guiding mechanism for typewriters
|
|
US1410773A
|
|
Bell ringer and line lock
|
|
US1402266A
|
|
Line-spacing mechanism
|
|
GB162259A
|
|
Improvements in motor driven calculating machines
|
|
GB162258A
|
|
Safety driving connection for power driven machines
|
|
GB144685A
|
|
Improvements in printing mechanism for calculating machines
|
|
DE353451C
|
|
Paper trolleys for calculating machines
|
|
US1402265A
|
|
Carriage control mechanism
|
|
US1383578A
|
|
Interchangeable carriage
|
|
US1383775A
|
|
Paper-feeding mechanism
|
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CA222132A
|
|
Paper feeding mechanism
|
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CA222130A
|
|
Typewriter
|
|
DE385567C
|
|
Ribbon fork for typewriters
|
|
DE385564C
|
|
typewriter
|
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CA222133A
|
|
Case shifting mechanism
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