CH284111A - Multiple lead pencil, with automatic lead retraction. - Google Patents

Multiple lead pencil, with automatic lead retraction.

Info

Publication number
CH284111A
CH284111A CH284111DA CH284111A CH 284111 A CH284111 A CH 284111A CH 284111D A CH284111D A CH 284111DA CH 284111 A CH284111 A CH 284111A
Authority
CH
Switzerland
Prior art keywords
lead
retraction
pencil
automatic
multiple lead
Prior art date
Application number
Other languages
Italian (it)
Inventor
Kosca S R L
Original Assignee
Kosca S R L
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 Kosca S R L filed Critical Kosca S R L
Publication of CH284111A publication Critical patent/CH284111A/en

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
CH284111D 1949-06-23 1950-04-27 Multiple lead pencil, with automatic lead retraction. CH284111A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT284111X 1949-06-23

Publications (1)

Publication Number Publication Date
CH284111A true CH284111A (en) 1952-07-15

Family

ID=11223549

Family Applications (1)

Application Number Title Priority Date Filing Date
CH284111D CH284111A (en) 1949-06-23 1950-04-27 Multiple lead pencil, with automatic lead retraction.

Country Status (1)

Country Link
CH (1) CH284111A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1136610B (en) * 1953-06-26 1962-09-13 Caran D Ache Crayons Multicolor pen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1136610B (en) * 1953-06-26 1962-09-13 Caran D Ache Crayons Multicolor pen

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