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FR1007757A - Porte-mines multiple à changement de mine - Google Patents

Porte-mines multiple à changement de mine

Info

Publication number
FR1007757A
FR1007757A FR1007757DA FR1007757A FR 1007757 A FR1007757 A FR 1007757A FR 1007757D A FR1007757D A FR 1007757DA FR 1007757 A FR1007757 A FR 1007757A
Authority
FR
France
Prior art keywords
lead
change
mechanical pencil
multiple mechanical
pencil
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR1007757A publication Critical patent/FR1007757A/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
FR1007757D 1948-03-26 1948-03-26 Porte-mines multiple à changement de mine Expired FR1007757A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR805362X 1948-03-26

Publications (1)

Publication Number Publication Date
FR1007757A true FR1007757A (fr) 1952-05-09

Family

ID=9251274

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1007757D Expired FR1007757A (fr) 1948-03-26 1948-03-26 Porte-mines multiple à changement de mine

Country Status (4)

Country Link
US (1) US2526990A (fr)
CH (1) CH271666A (fr)
DE (1) DE805362C (fr)
FR (1) FR1007757A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703070A (en) * 1950-10-10 1955-03-01 Prismatic Inc Mechanical pencil
US2790422A (en) * 1953-08-27 1957-04-30 Grumbach Lillian Hayashi Multiple selective ball point pen
DE956385C (de) * 1955-02-13 1957-01-17 Bernhard Naegele Jun Vorschubeinrichtung fuer den Minentraeger von Wechselschreibstiften und Verfahren zu ihrer Herstellung
US5749663A (en) * 1995-07-31 1998-05-12 Pentel Kabushiki Kaisha Multiplex writing instrument

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US489043A (en) * 1893-01-03 smith
DE571430C (de) * 1930-12-20 1933-02-28 Albert Hirth Dr Ing Wechselbleistift
US2170761A (en) * 1939-01-07 1939-08-22 Norma Multikolor Inc Mechanical pencil

Also Published As

Publication number Publication date
DE805362C (de) 1951-05-17
CH271666A (de) 1950-11-15
US2526990A (en) 1950-10-24

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