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ES85484A1 - Procedure for the manufacture of black lead. - Google Patents

Procedure for the manufacture of black lead.

Info

Publication number
ES85484A1
ES85484A1 ES85484A ES85484A ES85484A1 ES 85484 A1 ES85484 A1 ES 85484A1 ES 85484 A ES85484 A ES 85484A ES 85484 A ES85484 A ES 85484A ES 85484 A1 ES85484 A1 ES 85484A1
Authority
ES
Spain
Prior art keywords
procedure
manufacture
black lead
black
lead
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
ES85484A
Other languages
Spanish (es)
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
Priority to ES85484A priority Critical patent/ES85484A1/en
Publication of ES85484A1 publication Critical patent/ES85484A1/en
Expired legal-status Critical Current

Links

ES85484A 1923-05-14 1923-05-14 Procedure for the manufacture of black lead. Expired ES85484A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES85484A ES85484A1 (en) 1923-05-14 1923-05-14 Procedure for the manufacture of black lead.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES85484A ES85484A1 (en) 1923-05-14 1923-05-14 Procedure for the manufacture of black lead.

Publications (1)

Publication Number Publication Date
ES85484A1 true ES85484A1 (en) 1923-07-01

Family

ID=64262003

Family Applications (1)

Application Number Title Priority Date Filing Date
ES85484A Expired ES85484A1 (en) 1923-05-14 1923-05-14 Procedure for the manufacture of black lead.

Country Status (1)

Country Link
ES (1) ES85484A1 (en)

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