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RR9/4Z

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ID = 59844
       
Country:
Germany
Brand: Heimann GmbH, PTW; Wiesbaden
Tube type:  Photocell 
Identical to RR9/4Z

Was used by Technology / Measurement
Filament --/--

d_heimann_rr9_4z_garantie_1954.png
RR9/4Z: Garantieschein
Heribert Jung

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