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GB533522A
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Covers for the ribbon spools of typewriters
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GB529173A
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Covers for the ribbon spools of typewriters
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GB526639A
|
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Improvements in typewriter masks
|
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GB523267A
|
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Improvements relating to universal bar mechanisms for typewriters
|
|
GB508162A
|
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Ribbon spool for office typing machines
|
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GB493593A
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Device for adjusting the tension on the key-lever springs of typewriters and like machines
|
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GB510969A
|
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Improvements relating to universal bails for typewriters
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GB499348A
|
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Improvements relating to platen rollers for typewriters
|
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GB493201A
|
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Improvements relating to stands or supports for typewriters
|
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GB491971A
|
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Improvements relating to type bar operating mechanism for typewriters
|
|
GB467419A
|
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Improvements in and relating to key caps for typewriters and other key-operated machines
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