FR828210A - Crayon à mines changeables - Google Patents

Crayon à mines changeables

Info

Publication number
FR828210A
FR828210A FR828210DA FR828210A FR 828210 A FR828210 A FR 828210A FR 828210D A FR828210D A FR 828210DA FR 828210 A FR828210 A FR 828210A
Authority
FR
France
Prior art keywords
lead pencil
changeable lead
changeable
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)
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.)
CARL EMIL RUF
Original Assignee
CARL EMIL RUF
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 CARL EMIL RUF filed Critical CARL EMIL RUF
Application granted granted Critical
Publication of FR828210A publication Critical patent/FR828210A/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
FR828210D 1937-03-18 1937-10-22 Crayon à mines changeables Expired FR828210A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE493403X 1937-03-18

Publications (1)

Publication Number Publication Date
FR828210A true FR828210A (fr) 1938-05-12

Family

ID=6544554

Family Applications (1)

Application Number Title Priority Date Filing Date
FR828210D Expired FR828210A (fr) 1937-03-18 1937-10-22 Crayon à mines changeables

Country Status (3)

Country Link
US (1) US2140653A (fr)
FR (1) FR828210A (fr)
GB (1) GB493403A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE472348A (fr) * 1946-04-11 Stylomine Ets
US2628593A (en) * 1949-04-22 1953-02-17 Aylor Elmo Edison Pencil pointer
US2624315A (en) * 1949-09-06 1953-01-06 Kahn David Inc Fountain pen

Also Published As

Publication number Publication date
US2140653A (en) 1938-12-20
GB493403A (en) 1938-10-07

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