CH289723A - Instrument mécanique d'écriture. - Google Patents

Instrument mécanique d'écriture.

Info

Publication number
CH289723A
CH289723A CH289723DA CH289723A CH 289723 A CH289723 A CH 289723A CH 289723D A CH289723D A CH 289723DA CH 289723 A CH289723 A CH 289723A
Authority
CH
Switzerland
Prior art keywords
writing instrument
mechanical writing
mechanical
instrument
writing
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Inc Scripto
Original Assignee
Inc Scripto
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 Inc Scripto filed Critical Inc Scripto
Publication of CH289723A publication Critical patent/CH289723A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
    • B43K21/12—Writing-core feeding mechanisms with the writing-cores fed by screws with means preventing overwinding
CH289723D 1951-01-25 1951-02-13 Instrument mécanique d'écriture. CH289723A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB197051A GB698432A (en) 1951-01-25 1951-01-25 Improvements in or relating to mechanical writing instruments

Publications (1)

Publication Number Publication Date
CH289723A true CH289723A (fr) 1953-03-31

Family

ID=9731256

Family Applications (1)

Application Number Title Priority Date Filing Date
CH289723D CH289723A (fr) 1951-01-25 1951-02-13 Instrument mécanique d'écriture.

Country Status (3)

Country Link
BE (1) BE501201A (pt)
CH (1) CH289723A (pt)
GB (1) GB698432A (pt)

Also Published As

Publication number Publication date
BE501201A (pt)
GB698432A (en) 1953-10-14

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