FR970015A - Visible ink level ballpoint pen and interchangeable ink cartridges - Google Patents

Visible ink level ballpoint pen and interchangeable ink cartridges

Info

Publication number
FR970015A
FR970015A FR970015DA FR970015A FR 970015 A FR970015 A FR 970015A FR 970015D A FR970015D A FR 970015DA FR 970015 A FR970015 A FR 970015A
Authority
FR
France
Prior art keywords
ballpoint pen
interchangeable
ink
visible
level
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Pierre-Louis Desplats
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR970015A publication Critical patent/FR970015A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/02—Ink reservoirs; Ink cartridges
FR970015D 1948-08-05 1948-08-05 Visible ink level ballpoint pen and interchangeable ink cartridges Expired FR970015A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR970015T 1948-08-05

Publications (1)

Publication Number Publication Date
FR970015A true FR970015A (en) 1950-12-28

Family

ID=9502469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970015D Expired FR970015A (en) 1948-08-05 1948-08-05 Visible ink level ballpoint pen and interchangeable ink cartridges

Country Status (1)

Country Link
FR (1) FR970015A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE937394C (en) * 1951-08-28 1956-01-05 Biro Swan Ltd Pen with ball point
US5938361A (en) * 1995-03-06 1999-08-17 Sakura Color Products Corp. Writing utensil and method of manufacturing the writing utensil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE937394C (en) * 1951-08-28 1956-01-05 Biro Swan Ltd Pen with ball point
US5938361A (en) * 1995-03-06 1999-08-17 Sakura Color Products Corp. Writing utensil and method of manufacturing the writing utensil

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