FR849421A - Porte-mines à changement de mines - Google Patents

Porte-mines à changement de mines

Info

Publication number
FR849421A
FR849421A FR849421DA FR849421A FR 849421 A FR849421 A FR 849421A FR 849421D A FR849421D A FR 849421DA FR 849421 A FR849421 A FR 849421A
Authority
FR
France
Prior art keywords
mines
change
mechanical pencil
pencil
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)
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.)
Lutz & Weiss GmbH
Original Assignee
Lutz & Weiss GmbH
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 Lutz & Weiss GmbH filed Critical Lutz & Weiss GmbH
Application granted granted Critical
Publication of FR849421A publication Critical patent/FR849421A/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
FR849421D 1938-02-23 1939-01-26 Porte-mines à changement de mines Expired FR849421A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE509688X 1938-02-23

Publications (1)

Publication Number Publication Date
FR849421A true FR849421A (fr) 1939-11-23

Family

ID=6547271

Family Applications (1)

Application Number Title Priority Date Filing Date
FR849421D Expired FR849421A (fr) 1938-02-23 1939-01-26 Porte-mines à changement de mines

Country Status (3)

Country Link
US (1) US2162249A (fr)
FR (1) FR849421A (fr)
GB (1) GB509688A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603187A (en) * 1949-09-02 1952-07-15 Birome Sa Writing instrument of the retractable tip type
DE1262144B (de) * 1958-04-09 1968-02-29 Bernhard Naegele Jun Druckschreibstift

Also Published As

Publication number Publication date
GB509688A (en) 1939-07-19
US2162249A (en) 1939-06-13

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