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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Priority to CA 33304priorityCriticalpatent/CA33304S/en
Application grantedgrantedCritical
Publication of CA33304SpublicationCriticalpatent/CA33304S/en