Circuit arrangements for Lilienfield tubes Circuit arrangements for gas-filled X-ray tubes

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Patents Grantslast 30 patents

Information Patent Grant
2167275
- Patent number 2,167,275
- Issue date Jul 25, 1939
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2167175
- Patent number 2,167,175
- Issue date Jul 25, 1939
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
2150879
- Patent number 2,150,879
- Issue date Mar 14, 1939
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
1394569
- Patent number 1,394,569
- Issue date Oct 25, 1921
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
1387162
- Patent number 1,387,162
- Issue date Aug 9, 1921
- H01 - BASIC ELECTRIC ELEMENTS