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.)
Hegeler Edward Charles
Original Assignee
Hegeler Edward Charles
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 Hegeler Edward CharlesfiledCriticalHegeler Edward Charles
Priority to ES656ApriorityCriticalpatent/ES656A1/es
Publication of ES656A1publicationCriticalpatent/ES656A1/es
Un producto en polvo o en forma de pintura, bien al óleo o a la acuarela, que tiene la propiedad de que exponiéndola previamente a la luz del día o artificial (eléctrica, gas, magnesio, etc) emite en la oscuridad la luz absorbida produciendo una luminisce