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.)
Yria S A
Original Assignee
Yria S 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 Yria S AfiledCriticalYria S A
Priority to ES0136437ApriorityCriticalpatent/ES136437A2/en
Publication of ES136437A2publicationCriticalpatent/ES136437A2/en
ES0136437A1934-12-081934-12-08
IMPROVEMENTS IN THE ELECTRICAL MANUFACTURE OF VACUUM INCANDESCENCE FILLED WITH GAS OR RARISHED ATMOSPHERE
ExpiredES136437A2
(en)