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.)
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Philips Electrical Industries Ltd
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Philips Electrical Industries Ltd
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Publication date
Application filed by Philips Electrical Industries LtdfiledCriticalPhilips Electrical Industries Ltd
Publication of GB710247ApublicationCriticalpatent/GB710247A/en
Improvements in or relating tothe production of cooling arrangements for electron discharge devices, and to electron discharge devices employing such cooling arrangements
Improvements in or relating tothe production of cooling arrangements for electron discharge devices, and to electron discharge devices employing such cooling arrangements