Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 AU202002B2 - Improvements in or relating to thermoinic cathodes and methods of making thesame
- Google Patents
AU202002B2 - Improvements in or relating to thermoinic cathodes and methods of making thesame
- Google Patents
Improvements in or relating to thermoinic cathodes and methods of making thesame
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.)
Ray Collier Hughes and Otto Gustav Hoppins Patrick Paul Coppola
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
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of AU83654ApublicationCriticalpatent/AU83654A/en
Publication of AU202002B2publicationCriticalpatent/AU202002B2/en