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Tekniikka, Kauppa, Huolto, Harrastelijat, Kuuntelijat, Amatöörit

Periodical   Number 5October / November 1949

fi_radio_1949_5cover.jpg fi_radio_1949_5_txt_129.png fi_radio_1949_5_txt_130.png fi_radio_1949_5_txt_131.png
created by: Franz Harder (08.Apr.16) available by: Ake Nyholm
Page Content
129 
created by
Franz Harder
  • some history of the Finnish Helvar company
  
130 
created by
Franz Harder
  • Helvar company (cont'd)
  
131 
created by
Franz Harder
  • Helvar company (cont'd)
  

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