ES150468A1 - PROCEDURE FOR THE MANUFACTURE OF BLACKBOARDS - Google Patents

PROCEDURE FOR THE MANUFACTURE OF BLACKBOARDS

Info

Publication number
ES150468A1
ES150468A1 ES150468A ES150468A ES150468A1 ES 150468 A1 ES150468 A1 ES 150468A1 ES 150468 A ES150468 A ES 150468A ES 150468 A ES150468 A ES 150468A ES 150468 A1 ES150468 A1 ES 150468A1
Authority
ES
Spain
Prior art keywords
blackboards
procedure
manufacture
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
ES150468A
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.)
Santoma Casamor Francisco
Original Assignee
Santoma Casamor Francisco
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 Santoma Casamor Francisco filed Critical Santoma Casamor Francisco
Priority to ES150468A priority Critical patent/ES150468A1/en
Publication of ES150468A1 publication Critical patent/ES150468A1/en
Expired legal-status Critical Current

Links

ES150468A 1940-08-28 1940-08-28 PROCEDURE FOR THE MANUFACTURE OF BLACKBOARDS Expired ES150468A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES150468A ES150468A1 (en) 1940-08-28 1940-08-28 PROCEDURE FOR THE MANUFACTURE OF BLACKBOARDS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES150468A ES150468A1 (en) 1940-08-28 1940-08-28 PROCEDURE FOR THE MANUFACTURE OF BLACKBOARDS

Publications (1)

Publication Number Publication Date
ES150468A1 true ES150468A1 (en) 1942-06-01

Family

ID=65640876

Family Applications (1)

Application Number Title Priority Date Filing Date
ES150468A Expired ES150468A1 (en) 1940-08-28 1940-08-28 PROCEDURE FOR THE MANUFACTURE OF BLACKBOARDS

Country Status (1)

Country Link
ES (1) ES150468A1 (en)

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