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.)
Expired
Application number
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.)
Jandus Arc Lamp & Electric Com
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Jandus Arc Lamp & Electric Com
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Application filed by Jandus Arc Lamp & Electric ComfiledCriticalJandus Arc Lamp & Electric Com
Application grantedgrantedCritical
Publication of GB190616568ApublicationCriticalpatent/GB190616568A/en