FR799290A - Perfectionnements aux porte-mines à mines interchangeables - Google Patents

Perfectionnements aux porte-mines à mines interchangeables

Info

Publication number
FR799290A
FR799290A FR799290DA FR799290A FR 799290 A FR799290 A FR 799290A FR 799290D A FR799290D A FR 799290DA FR 799290 A FR799290 A FR 799290A
Authority
FR
France
Prior art keywords
mechanical pencils
interchangeable mechanical
interchangeable
pencils
mechanical
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
Robert Jean Jacques Hallauer
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 FR799290A publication Critical patent/FR799290A/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
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/10—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units
    • B43K24/12—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operating by means sliding in longitudinally-slotted casings
FR799290D 1935-12-13 1935-12-13 Perfectionnements aux porte-mines à mines interchangeables Expired FR799290A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR799290T 1935-12-13

Publications (1)

Publication Number Publication Date
FR799290A true FR799290A (fr) 1936-06-10

Family

ID=9236700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR799290D Expired FR799290A (fr) 1935-12-13 1935-12-13 Perfectionnements aux porte-mines à mines interchangeables

Country Status (1)

Country Link
FR (1) FR799290A (fr)

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