FR873635A - Multi-colored mechanical pencil with mechanical pencil movable by means of sliding buttons unlike the action of return springs - Google Patents

Multi-colored mechanical pencil with mechanical pencil movable by means of sliding buttons unlike the action of return springs

Info

Publication number
FR873635A
FR873635A FR873635DA FR873635A FR 873635 A FR873635 A FR 873635A FR 873635D A FR873635D A FR 873635DA FR 873635 A FR873635 A FR 873635A
Authority
FR
France
Prior art keywords
mechanical pencil
unlike
movable
action
return springs
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.)
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 FR873635A publication Critical patent/FR873635A/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
FR873635D 1939-10-23 1941-03-19 Multi-colored mechanical pencil with mechanical pencil movable by means of sliding buttons unlike the action of return springs Expired FR873635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE873635X 1939-10-23

Publications (1)

Publication Number Publication Date
FR873635A true FR873635A (en) 1942-07-15

Family

ID=6816518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873635D Expired FR873635A (en) 1939-10-23 1941-03-19 Multi-colored mechanical pencil with mechanical pencil movable by means of sliding buttons unlike the action of return springs

Country Status (1)

Country Link
FR (1) FR873635A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115553109A (en) * 2022-10-26 2023-01-03 南京农业大学 Seed metering device of combined type plot seeder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115553109A (en) * 2022-10-26 2023-01-03 南京农业大学 Seed metering device of combined type plot seeder

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