AU31939A - Improvements in or relating to circuit arrangements comprising controlled gas or vapour filled discharge tubes, particularly for seam-welding apparatus
- Google Patents
Improvements in or relating to circuit arrangements comprising controlled gas or vapour filled discharge tubes, particularly for seam-welding apparatus
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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Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of AU108162B2publicationCriticalpatent/AU108162B2/en
Publication of AU31939ApublicationCriticalpatent/AU31939A/en
AU319/39A1939-01-25Improvements in or relating to circuit arrangements comprising controlled gas or vapour filled discharge tubes, particularly for seam-welding apparatus
ExpiredAU108162B2
(en)
Improvements in or relating to circuit arrangements comprising controlled gas or vapour filled discharge tubes, particularly for seam-welding apparatus
Improvements in or relating to circuit arrangements comprising controlled gas or vapour filled discharge tubes, particularly for seam-welding apparatus