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172BD

Information - Help 
ID = 75846
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Transistor 
  Late but no serial production. For instance only development samples. *****
Identical to 172BD

Description

Development sample TO-3

 
Information source -- Collector info (Sammler)   

Collection of

 
mullard_172bd_a.jpg

 

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