GB633880A - Improvements in reservoir writing instruments - Google Patents

Improvements in reservoir writing instruments

Info

Publication number
GB633880A
GB633880A GB33591/47A GB3359147A GB633880A GB 633880 A GB633880 A GB 633880A GB 33591/47 A GB33591/47 A GB 33591/47A GB 3359147 A GB3359147 A GB 3359147A GB 633880 A GB633880 A GB 633880A
Authority
GB
United Kingdom
Prior art keywords
reservoir
spring
pressure
ink
ball
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
GB33591/47A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Publication of GB633880A publication Critical patent/GB633880A/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

Landscapes

  • Pens And Brushes (AREA)
GB33591/47A 1945-04-19 1945-04-19 Improvements in reservoir writing instruments Expired GB633880A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB255992X 1945-04-19

Publications (1)

Publication Number Publication Date
GB633880A true GB633880A (en) 1949-12-30

Family

ID=10230292

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33591/47A Expired GB633880A (en) 1945-04-19 1945-04-19 Improvements in reservoir writing instruments

Country Status (5)

Country Link
BE (2) BE479358A (es)
CH (2) CH255994A (es)
FR (1) FR943217A (es)
GB (1) GB633880A (es)
LU (1) LU28118A1 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3360329A (en) * 1965-10-18 1967-12-26 Keith T Bleuer Pen

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0943456A1 (fr) * 1998-03-20 1999-09-22 Premec SA Réservoir souple pour instrument à écrire
TWI641506B (zh) * 2017-11-10 2018-11-21 順德工業股份有限公司 書寫具的壓力調整裝置及具有該壓力調整裝置的書寫具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3360329A (en) * 1965-10-18 1967-12-26 Keith T Bleuer Pen

Also Published As

Publication number Publication date
BE467397A (es)
CH255992A (fr) 1948-07-31
BE479358A (es)
FR943217A (fr) 1949-03-02
CH255994A (fr) 1948-07-31
LU28118A1 (es)

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