DE135500C
(Direct )
US657370A
(en )
1900-09-04
Penholder.
Comber et al.
2021
Rewriting the past...
DE135258C
(Direct )
DE135087C
(Direct )
CN216761279U
(zh )
2022-06-17
一种符号标识记录笔
DE3233431A1
(de )
1984-03-15
Schreibgeraet mit stempel
KR200319601Y1
(ko )
2003-07-12
필기가 가능한 메모부를 가진 명함
CN210309661U
(zh )
2020-04-14
一种钢笔尖片
DE75702C
(de )
Eine Vorrichtung an Federhaltern, um die Führung auf den Zeigefinger zu übertragen
DE17350C
(de )
Dintenbehälter für Füllfedern
Sofer
2014
Documents and Their Scientific Examination
CN208515231U
(zh )
2019-02-19
一种便携式记号笔
Singla et al.
2006
Establishing the Sequence of Intersecting Ballpoint Pen and Felt-Tipped Marker Strokes
Lewis
2003
Striation Patterns in New and Used Ballpoint Pens
DE202023002309U1
(de )
2024-01-25
einfachster Aktenlocher für gefaltete Papier-Bögen
GB189907977A
(en )
1900-04-14
Improvements in Pencil or Pen Holders.
JP3063225U
(ja )
1999-10-29
筆記用具兼拡大鏡
CN201224256Y
(zh )
2009-04-22
一种带钢笔橡皮的笔
KR200348241Y1
(ko )
2004-04-29
광고면을 갖는 필기구
DE134964C
(Direct )
DE1496630U
(Direct )
CN202242531U
(zh )
2012-05-30
一种可以写上名字的书写笔
US179670A
(en )
1876-07-11
Improvement in pen-holders and fountain-pens
JP2022179242A
(ja )
2022-12-02
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