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32篇 您的检索式:作者名="Frietsch R"
    题名 作者 年代 出处 被引量
1Motives to Patent: Empirical Evidence from Germany 显示文摘Blind K Edler J Frietsch R 2006Research Policy2006,35,5:1
2Rare earth elements in apatite and magnet ite in Kiruna-type iron ores and some other iron ore types显示文摘Frietsch R Perdahl J A 1995Ore Geology Reviews1995,9,6:1
3Motives to Patent:Empirical Evidence from Germany显示文摘Knut Blind Edler J Frietsch R Schmoch U 0,,05:1
4Motives to patent:Empirical evidence from Germany显示文摘BlindK EdlerJ Frietsch R 0,,05:1
5Rare earth elements in apatite and magnetite in Kimna-type iron ores and some other iron ore types 显示文摘Frietsch R Perdahl J A 1995Ore Geology Reviews1995,9,:1
6Motives to patent: Empirical evidence from Germany显示文摘Blind K Edler J Frietsch R 2006Research Policy2006,35,5:1
7Transnational patents and international markets 显示文摘FRIETSCH R SCHMOCH U 2010Scieutometrics2010,,82:1
8Rare earth elements in apatite and magne- tite in Kiruna-type iron ores and some other iron ore types显示文摘Frietsch R Perdahl J A 1995Ore Geology Reviews1995,9,6:1
9China' s chemical industry indications of scientific and economic competitiveness 显示文摘FRIETSCH R WANG YUE 2009Chemistry Today2009,27,5:1
10Motives to patent:empirical evidence from Germany显示文摘BLIND K EDLER J FRIETSCH R 0,,35:1
11Motives to patent: Empirical evidence from Germany显示文摘Blind K Edler J Frietsch R 2006Research Policy2006,35,5:1
12Motives to pa- tent : empirical evidence from Germany显示文摘BLIND K EDLER J FRIETSCH R 2006Research Pol- icy2006,35,5:1
13Motives to patent: empirical evidence from Germany显示文摘Blind K Edler J Frietsch R 2006Research Policy2006,35,:1
14On the magmatic origin of the iron ores of theKiruna type显示文摘Frietsch R 1978Economic Geology1978,73,:1
15There's a new man in town: the paradigm shift in optical technology 显示文摘Frietsch R Grupp H 2006Technovation2006,26,1:1
16Motives to pa-tent:empirical evidence from Germany显示文摘BLIND K EDLER J FRIETSCH R 2006Research Poli-cy2006,35,5:1
17Rare earth elements in apatiteand magnetite in Kiruna-type iron ores and some other ironore types显示文摘Frietsch D R Perdahl J A 1995Ore Geology Reviews1995,9,6:1
18Transnational patents and inter- national markets显示文摘Frietsch R Schmoch U 2010Scientometrics2010,82,1:1
19Rare earth elements in apatitle and magnetite in Kiruna-type iron ores and some other iron ore types显示文摘Frietsch R Perdahl J A 1995Ore Geology Reviews1995,9,:1
20Motives to patent:empirical evidence from Germany显示文摘Blind K Edler J Frietsch R 2006Research Policy2006,35,5:1
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