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.)
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 IndividualfiledCriticalIndividual
Priority to ES727ApriorityCriticalpatent/ES727A2/en
Publication of ES727A2publicationCriticalpatent/ES727A2/en
An electric lamp in which by means of an arc or vault of refractory matter, the voltaic arc is fixed and colored, emerging between the coals immersed in this same matter.