GB1255605A
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Improvements in writing instruments of the ballpoint type
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US3116719A
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Self-filling fountain pens
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GB1032863A
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Improvements in or relating to reservoir marking instruments
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IE26174L
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|
Fountain pen.
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GB1017991A
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|
Improvements in self-filling fountain pens
|
US2983254A
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Fountain pens
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GB948431A
|
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Improvements in or relating to fountain pens
|
GB927251A
|
|
Improvements in or relating to fountain pens
|
GB903559A
|
|
Improvements in or relating to fountain pens
|
GB903560A
|
|
Improvements in or relating to fountain pens
|
GB842854A
|
|
Improvements in or relating to reservoir writing instruments
|
GB748897A
|
|
Improvements in or relating to writing instruments having a retractable writing point
|
DE878614C
|
|
pen
|
DE856273C
|
|
Pen for fountain pen
|
IE20758L
|
|
Ball-tip pens.
|
GB697867A
|
|
Improvements in or relating to containers for articles of rod-like form
|
IE20545L
|
|
Ball-tip pens.
|
GB738646A
|
|
Improvements in ball-pointed writing instruments
|
IE20777L
|
|
Ball-tip pens.
|
GB738641A
|
|
Improvements in ball-pointed writing instruments
|