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Submarines in software? continuations in US software patenting in the 1980s and 1990s
Graham, Stuart J. H., Mowrey, David C.Volume:
13
Language:
english
Journal:
Economics of Innovation and New Technology
DOI:
10.1080/1043859042000188700
Date:
July, 2004
File:
PDF, 479 KB
english, 2004