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.)
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.)
Graupera Y Duran
Original Assignee
Graupera Y Duran
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 Graupera Y DuranfiledCriticalGraupera Y Duran
Priority to ES64985ApriorityCriticalpatent/ES64985A3/es
Publication of ES64985A3publicationCriticalpatent/ES64985A3/es
ES64985A1917-07-121917-07-12Un procedimiento industrial consistente en la fabricación de materias colorantes al cromo o de alizarina.
ExpiredES64985A3
(es)