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8 .Title List
1  8.

Brief RecordFull Record ISBD

Serial [ñïèñàíèå]   
Íàóêà è èçîáðåòåíèÿ
Ñúþç íà èçîáðåòàòåëèòå â Áúëãàðèÿ
Ñîôèÿ,Âàðíà
1945-1948
ìåñå÷íèê
ISSN:
Èçîáðåòåíèÿ è ðàöèîíàëèçàöèè
Latest Receipts:
Year Receipts
   1948    1-10
   1947    1-10
   1946    1-10
   1945    1-10
   1945    1-10

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