Patent CH316933A successfully refreshed from Google Patents.
CH316933A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Method for operating discharge tubes, in particular X-ray tubes, and device for carrying out the method
Assignee: Paul Dr Vierkotter
•
Filing: 1952-01-23
•
Granted: —
•
Expires: 1972-01-23
Abstract
No abstract record available.
Inventors
- 👤 Paul Dr Vierkotter
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-30 09:44
CPC Classifications
F; F28; F28C; F28C3/00; F28C3/005; H; H01; H01J; H01J13/00; H01J13/02; H01J13/32; H01J19/00; H01J19/28; H01J19/32; H01J19/36; H01J35/00; H01J35/02; H01J35/04; H01J35/08; H01J35/12; H01J35/13; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0027
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.