Un sigiliu moldovenesc din perioada premergătoare Unirii Principatelor von Valerian Ciofu

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Insuring the Reliability of Heavy-Current Electrical Equipment von Ciofu, Valerian L.

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Ancient Numismatics around the Lower Danube von CIOFU, Valerian L

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The Famous 1 Thaler Romanian Gold Medal-Coin of the 1616-1626 Period von CIOFU, Valerian L

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ELECTRIC CONTACTS FOR ELECTRO-TECHNICAL APPARATUS WITH VACUUM COMMUTATION AND PRODUCTION METHOD von MARINETE LUCIAN, RO, DROSSU MARIA ANTOANETA IOANA, RO, CIOFU VALERIAN, RO

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THERMOTOLERANT SYNTHETIC FOIL PRODUCTION METHOD von CIOFU VALERIAN, RO, MATEI EMIL, RO, SAVA ION, RO, BRUMA MARIA, RO, EREMIA CECILIA CONSTANTA, RO

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THERMOTLERANT SYNTHETIC LEAF OBTAINING PR0CESS von CIOFU VALERIAN, RO, ADUMITRESEI CONSTANTIN, RO, SAVA ION, RO, HAMCIUC CORNELIU, RO, BRUMA MARIA, RO

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ELECTRIC CONTACTS FOR ELECTRO-TECHNICAL APPARATUS WITH VACUUM COMMUTATION AND PRODUCTION METHOD von DROSSU MARIA ANTOANETA IOANA, CIOFU VALERIAN, MARINETE LUCIAN

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THERMOTOLERANT SYNTHETIC FOIL PRODUCTION METHOD von CIOFU VALERIAN, EREMIA CECILIA, SAVA ION, BRUMA MARIA, MATEI EMIL

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THERMOTLERANT SYNTHETIC LEAF OBTAINING PR0CESS von ADUMITRESEI CONSTANTIN, CIOFU VALERIAN, SAVA ION, BRUMA MARIA, HAMCIUC CORNELIU

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PROCESS FOR OBTAINING AN ELECTROGRAPHITIC MATERIAL WITH HIGH RESISTIVITY von CIOFU VALERIAN, DUINEA NICOLAE, MARINETE LUCIAN, ROMAN PAVEL

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PRE-IMPREGNATED ELECTRICALLY INSULATING GLASS CLOTH MATERIAL AND PROCESS FOR PRODUCING THE SAME von STERE EUGENIU-ALEXANDRU, CIOFU VALERIAN, PANAIT STELA, CRISTESCU MARINA-VIVIEN-ILEANA, IONESCU EUGEN

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PROCEDE D'OBTENTION D'UN MATERIEL ELECTROGRAPHITIQUE A RESISTIVITE ELEVEE von DUINEA NICOLAE,RO, CIOFU VALERIAN,RO, ROMAN PAVEL,RO, MARINETE LUCIAN,RO

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MATERIAUX BAKELITE-GRAPHITIQUES POUR BALAIS COLLECTEURS von CIOFU VALERIAN,RO, TOHANEANU MARIA,RO, MELEHOVA EUGENIA,RO, MARINETE LUCIAN,RO, ROMAN PAVEL,RO

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HES-PP SYNTHETIC PAPER AND PROCESS FOR MANUFACTURING THE SAME von EREMIA CECILIA, GHERASIM GEORGETA, ANDRUCOVICI FELICIA, SAVA ION, LADO DIDINA, RUSAN VIORICA, BRUMA MARIA, SIMIONESCU I. CRISTOFOR, CIOFU VALERIAN, ASANDEI AGATA IONICA, ANGELESCU ALEXANDRA, ANDRIESCU PROFIRA, IOAN SILVIA

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ELECTRO-INSULATED MATERIAL AND PROCESS FOR PREPARING THE SAME von EREMIA CECILIA, VLAD ANETA, CHIRIAC CONSTANTIN, RUSAN VIORICA, ASANDEI IONICA AGATA, BRUMA MARIA, EMIL MATEI, CIOFU VALERIAN, CRAESCU DINU, ANDRUCHOVICI FELICIA, ANDREESCU PROFIRA, SIMIONESCU CRISTOFOR, IOAN SILVIA

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PAPIER SYNTHETIQUE HES-PP ET PROCEDE D'OBTENTION von EREMIA,CECILIA,RO, ASANDEI,AGATA I.,RO, SAVA,ION,RO, ANGELESCU,ALEXANDRA,RO, GHERASIM,GEORGETA,RO, IOAN,SILVIA,RO, LADO,DIDINA,RO, RUSAN,VIORICA,RO, ANDRUCEVICI,FELICIA,RO, ANDRIESCU,PROFIRA,RO, BRUMA,MARIA,RO, CIOFU,VALERIAN,RO, SIMIONESCU,CRISTOFOR,RO

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MATERIEL ELECTROISOLANT ET PROCEDE D'OBTENTION von EREMIA,CECILIA,RO, CHIRIAC,CONSTANTIN,RO, ANDREESCU,PROFIRA,RO, IOAN,SILVIA,RO, ANDRUCHOVICI,FELICIA,RO, VLAD,ANETA,RO, RUSAN,VIORICA,RO, ASANDEI,IONICA A.,RO, CRAESCU,DINU,RO, EMIL,MATEI,RO, BRUMA,MARIA,RO, CIOFU,VALERIAN,RO, SIMIONESCU,CRISTOFOR,RO

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PROCEDE DE REALISATION D'UN MATERIEL ELECTRO-ISOLANT von EREMIA,CECILIA,RO, ASANDEI,AGATA I.,RO, VLAD,ANETA,RO, ANDRONOVICI,FELICIA,RO, ANDRIESCU,PROFIRA,RO, BRUMA,MARIA,RO, RUGAN,VIORICA,RO, MATEI,EMIL,RO, NEAMTU,GAVRIELA,RO, CIOFU,VALERIAN,RO

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