AT168827B - Process for the production of pencil leads - Google Patents

Process for the production of pencil leads

Info

Publication number: AT168827B
Authority: AT; Austria
Prior art keywords: production; pencil leads; pencil; leads
Prior art date: 1948-02-13

Application number

Other languages

German (de)

Original Assignee

Koh I Noor Bleistiftfabrik L &

Vaclav Hrubes Dr Ing

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.)

1948-02-13

Filing date

1948-02-13

Publication date

1951-08-25

1948-02-13 Application filed by Koh I Noor Bleistiftfabrik L &, Vaclav Hrubes Dr Ing filed Critical Koh I Noor Bleistiftfabrik L &

1951-08-25 Application granted granted Critical

1951-08-25 Publication of AT168827B publication Critical patent/AT168827B/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
- B43K19/16—Making non-propelling pencils
- B43K19/18—Making pencil writing-cores

AT168827D 1948-02-13 1948-02-13 Process for the production of pencil leads AT168827B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT168827T		1948-02-13

Publications (1)

Publication Number	Publication Date
AT168827B true AT168827B (en)	1951-08-25

Family

ID=3654764

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT168827D AT168827B (en)	1948-02-13	1948-02-13	Process for the production of pencil leads

Country Status (1)

Country	Link
AT (1)	AT168827B (en)

1948
- 1948-02-13 AT AT168827D patent/AT168827B/en active

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