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Gadget for Windows 7

 

   

Firma Electrons Inc


Produced radio tubes:

12AJ7 
12GB3 
12GB7 
12GK17 
17RHH2 
19A3 
19MR10 
19RLL1 
19RP11 
30A5 
32A8 
4MP12 
4RHH2 
50BM8 
5MHH3 
5MK9 
5RK16 
6360 
6AC7GT 
6AJ8 
6GB3A 
6GB7 
6GK17 
6MHH3 
6RHH2 
6RP10