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8 .Title List
1  8.

Brief Record Full RecordISBD

[ñïèñàíèå]  
Áþëåòèí Ðàöèîíàëèçàòîðñêè ïðåäëîæåíèÿ         ÐÀ401
Èíñòèòóò çà ðàöèîíàëèçàöèÿ
Ñîôèÿ
1957-1964
äðóãà
ISSN:
608.2:54+669
Èçîáðåòåíèÿ è ðàöèîíàëèçàöèè
 
Older Receipts (by Years):
1964; 1963; 1962; 1961; 1960; 1959; 1958; 1957

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