CH63578A - Device for the production of black lead - Google Patents

Device for the production of black lead

Info

Publication number: CH63578A
Authority: CH; Switzerland
Prior art keywords: production; black lead; black; lead
Prior art date: 1913-02-20

Application number

CH63578A

Other languages

German (de)

Inventor

Soehne Lindgens

G M B H Bergmann Simons

Original Assignee

Lindgens & Soehne

Bergmann & Simons G M B H

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.)

1913-02-20

Filing date

1913-02-20

Publication date

1914-02-02

1913-02-20 Application filed by Lindgens & Soehne, Bergmann & Simons G M B H filed Critical Lindgens & Soehne

1914-02-02 Publication of CH63578A publication Critical patent/CH63578A/en

Links

CH63578A 1913-02-20 1913-02-20 Device for the production of black lead CH63578A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH63578T		1913-02-20

Publications (1)

Publication Number	Publication Date
CH63578A true CH63578A (en)	1914-02-02

Family

ID=4308309

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH63578A CH63578A (en)	1913-02-20	1913-02-20	Device for the production of black lead

Country Status (1)

Country	Link
CH (1)	CH63578A (en)

1913
- 1913-02-20 CH CH63578A patent/CH63578A/en unknown

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