FR802206A - Lead changing pencil - Google Patents

Lead changing pencil

Info

Publication number
FR802206A
FR802206A FR802206DA FR802206A FR 802206 A FR802206 A FR 802206A FR 802206D A FR802206D A FR 802206DA FR 802206 A FR802206 A FR 802206A
Authority
FR
France
Prior art keywords
changing pencil
lead
lead changing
pencil
changing
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
French (fr)
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 FR802206A publication Critical patent/FR802206A/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
    • B43K24/14—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means
    • B43K24/146—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means with cam control
FR802206D 1935-05-31 1936-02-24 Lead changing pencil Expired FR802206A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW96640D DE647345C (en) 1935-05-31 1935-05-31 Exchangeable pen with a rotary knob to move the lead carrier

Publications (1)

Publication Number Publication Date
FR802206A true FR802206A (en) 1936-08-31

Family

ID=26003235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR802206D Expired FR802206A (en) 1935-05-31 1936-02-24 Lead changing pencil

Country Status (4)

Country Link
US (1) US2071510A (en)
DE (1) DE647345C (en)
FR (1) FR802206A (en)
GB (1) GB458803A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434234A (en) * 1946-02-27 1948-01-06 Russell N Thatcher Three-color mechanical pencil
US2579887A (en) * 1947-03-19 1951-12-25 Brown & Bigelow Selective writing instrument
US2849983A (en) * 1953-11-26 1958-09-02 Adolf Waldmann Lead-change-pencil provided with slotless outer jacket
DE3744100A1 (en) * 1987-12-24 1989-07-06 Schleif Ludwig WRITING DEVICE IN THE FORM OF A BALLPOINT PEN WITH TWO MINES
US7497636B2 (en) * 2004-05-12 2009-03-03 Fielding Jr Jerry Writing instrument with paper source dispensable under a source of power
WO2011017796A1 (en) * 2009-07-31 2011-02-17 Gerard Grand Multi-bit tool having spring loaded actuation mechanisms
US10463245B2 (en) 2015-12-21 2019-11-05 Snug Harbor Orthopedics, LLC Method of using cannula for surgical procedure

Also Published As

Publication number Publication date
DE647345C (en) 1937-07-02
GB458803A (en) 1936-12-28
US2071510A (en) 1937-02-23

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