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.)
SARPSBORG ELEK SKEN FABRIEKEN SEFA A A
Original Assignee
SARPSBORG ELEK SKEN FABRIEKEN SEFA A A
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 SARPSBORG ELEK SKEN FABRIEKEN SEFA A AfiledCriticalSARPSBORG ELEK SKEN FABRIEKEN SEFA A A
Priority to ES0057186UpriorityCriticalpatent/ES57186Y/en
Publication of ES57186UpublicationCriticalpatent/ES57186U/en
Application grantedgrantedCritical
Publication of ES57186YpublicationCriticalpatent/ES57186Y/en
Electric heater for beds, characterized in that it is elongated and preferably cylindrical and that it comprises an outer reinforcement of relatively large diameter, for example, of about 80 mm, of a material of low specific gravity, high strength and good insulating properties, for example paper glued with aqueous glass, or a suitable plastic material, and further comprising a mechanically strong, preferably metallic, inner tube of a relatively small diameter and enclosing a longitudinal heating element and being centered within the outer frame. (Machine-translation by Google Translate, not legally binding)
ES0057186U1956-11-141956-11-14
Electric heater for beds
ExpiredES57186Y
(en)