FR717237A - Crayon à mine coulissante - Google Patents

Crayon à mine coulissante

Info

Publication number
FR717237A
FR717237A FR717237DA FR717237A FR 717237 A FR717237 A FR 717237A FR 717237D A FR717237D A FR 717237DA FR 717237 A FR717237 A FR 717237A
Authority
FR
France
Prior art keywords
lead pencil
sliding lead
sliding
pencil
lead
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
English (en)
Inventor
Tullo Mancini
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 FR717237A publication Critical patent/FR717237A/fr
Expired legal-status Critical Current

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
FR717237D 1930-11-27 1931-05-19 Crayon à mine coulissante Expired FR717237A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT717237X 1930-11-27

Publications (1)

Publication Number Publication Date
FR717237A true FR717237A (fr) 1932-01-05

Family

ID=11314880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717237D Expired FR717237A (fr) 1930-11-27 1931-05-19 Crayon à mine coulissante

Country Status (1)

Country Link
FR (1) FR717237A (fr)

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