G.D.R. patent information system promotes the creation of modern high technologies as well as of complex innovation processes
Keyword(s):
2020 ◽
pp. 228-235
Keyword(s):
1989 ◽
Vol 1
(1)
◽
pp. 35-42
Keyword(s):
2011 ◽
pp. 381-406
◽
2019 ◽
Vol 23
(2)
◽
pp. 214-229
◽
1989 ◽
Vol 11
(2)
◽
pp. 103
◽