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Language: German
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503.
Chemist Told "No Interest" for his Invention: Then is Arrested and Despoiled of Brainchild
[1951-08-14]
RFE Information Items
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Language: German
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506.
Discoveries No Longer Patented: State Pays up to 3000 Forint if Found Useful; only Russian Patents Still Protected
[1951-08-27]
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Language: German
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