海量图书期刊资源,随时随地畅享阅读乐趣
Patents or no Patents—The Opponents of Patents Used upScientific American · 1869
Coexistence of national patents, European patents and patents with unitary effectMihály Ficsor · 2013
Software Patents: Software Patents — Damage LimitationDerrick Grover · 2000
Abstracts of patents UK patents1973
Abstracts of patents UK patents1983
Abstracts of patents UK patents Components1987
Abstracts of patents UK patents ComponentsF.R Jones · 1988
Abstracts of patents UK patents Components1990
The Art of Bacterial WarfareFinlay, B. Brett · Scientific American · 2010
Pre-Columbian Surface MetallurgyLechtman, Heather · Scientific American · 1984
A Revolution in ElectronicsRidenour, Louis N. · Scientific American · 1951
The Lost Cities of PeruSchaedel, Richard P. · Scientific American · 1951
LettersSchaedel, Richard P. · Scientific American · 1951
Science and the CitizenWalford, Lionel A. · Scientific American · 1951
Hybrid CornMangelsdorf, Paul C. · Scientific American · 1951
Heart MuscleMangelsdorf, Paul C. · Scientific American · 1951