FR789924A - Porte-mines à plusieurs mines interchangeables - Google Patents

Porte-mines à plusieurs mines interchangeables

Info

Publication number
FR789924A
FR789924A FR789924DA FR789924A FR 789924 A FR789924 A FR 789924A FR 789924D A FR789924D A FR 789924DA FR 789924 A FR789924 A FR 789924A
Authority
FR
France
Prior art keywords
mechanical pencil
several interchangeable
leads
interchangeable leads
several
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)
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.)
Bossert & Erhard
Original Assignee
Bossert & Erhard
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 Bossert & Erhard filed Critical Bossert & Erhard
Application granted granted Critical
Publication of FR789924A publication Critical patent/FR789924A/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
FR789924D 1935-12-14 1935-05-11 Porte-mines à plusieurs mines interchangeables Expired FR789924A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE463100X 1935-12-14

Publications (1)

Publication Number Publication Date
FR789924A true FR789924A (fr) 1935-11-08

Family

ID=6540064

Family Applications (2)

Application Number Title Priority Date Filing Date
FR789924D Expired FR789924A (fr) 1935-12-14 1935-05-11 Porte-mines à plusieurs mines interchangeables
FR47431D Expired FR47431E (fr) 1935-12-14 1936-05-07 Porte-mines à plusieurs mines interchangeables

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR47431D Expired FR47431E (fr) 1935-12-14 1936-05-07 Porte-mines à plusieurs mines interchangeables

Country Status (2)

Country Link
FR (2) FR789924A (fr)
GB (1) GB463100A (fr)

Also Published As

Publication number Publication date
FR47431E (fr) 1937-05-05
GB463100A (en) 1937-03-22

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