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GB969130A
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Improvements in and relating to fountain pens
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GB791182A
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Improvements relating to spools
|
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GB803739A
|
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Improvements relating to ink pads
|
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GB764791A
|
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Improvements in writing instruments
|
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GB739624A
|
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Improvements in and relating to sealing rings for preserving cans
|
|
GB746687A
|
|
Improvements relating to endless bands and methods of making the same
|
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GB740864A
|
|
Improvements relating to sponge rubber pads for inking stamps
|
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GB713964A
|
|
Improvements in propelling pencils
|
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GB696315A
|
|
Improvements relating to printing, duplicating and like machines and methods of operating the same
|
|
GB682417A
|
|
Improvements relating to methods of and apparatus for applying liquids to materials
|
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GB493692A
|
|
Improvements in and relating to office printing and duplicating and like machines
|
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CA745855A
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Cleaning device for drawing instruments and the like
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