GB638420A - Improvements in or relating to multiple lead pencils - Google Patents

Improvements in or relating to multiple lead pencils

Info

Publication number
GB638420A
GB638420A GB9323/47A GB932347A GB638420A GB 638420 A GB638420 A GB 638420A GB 9323/47 A GB9323/47 A GB 9323/47A GB 932347 A GB932347 A GB 932347A GB 638420 A GB638420 A GB 638420A
Authority
GB
United Kingdom
Prior art keywords
recess
spring
pencil
slidable
multiple 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
GB9323/47A
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.)
STYLOMINE ETS
Original Assignee
STYLOMINE ETS
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 STYLOMINE ETS filed Critical STYLOMINE ETS
Publication of GB638420A publication Critical patent/GB638420A/en
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

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
GB9323/47A 1946-04-11 1947-04-08 Improvements in or relating to multiple lead pencils Expired GB638420A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR926468T 1946-04-11

Publications (1)

Publication Number Publication Date
GB638420A true GB638420A (en) 1950-06-07

Family

ID=9440580

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9323/47A Expired GB638420A (en) 1946-04-11 1947-04-08 Improvements in or relating to multiple lead pencils

Country Status (5)

Country Link
US (1) US2517522A (enrdf_load_stackoverflow)
BE (1) BE472348A (enrdf_load_stackoverflow)
CH (1) CH259468A (enrdf_load_stackoverflow)
FR (1) FR926468A (enrdf_load_stackoverflow)
GB (1) GB638420A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676570A (en) * 1949-08-01 1954-04-27 Kahn David Inc Writing instrument
US2884900A (en) * 1952-09-16 1959-05-05 Flo Ball Pen Corp Writing instrument
US4986682A (en) * 1989-12-19 1991-01-22 Lu Shuenn Chin Retractable finger pen
USD492725S1 (en) 2002-11-13 2004-07-06 Tombow Pencil Co., Ltd. Touch operating part for a writing instrument

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR828210A (fr) * 1937-03-18 1938-05-12 Carl Emil Ruf Crayon à mines changeables

Also Published As

Publication number Publication date
BE472348A (enrdf_load_stackoverflow)
US2517522A (en) 1950-08-01
CH259468A (fr) 1949-01-31
FR926468A (fr) 1947-10-02

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