海量图书期刊资源,随时随地畅享阅读乐趣
Interview: Xcel EnergyDon C. Smith; Frank Prager · 2010
Standards of Patentable Invention from 1474 to 1952Prager, Frank D. · The University of Chicago Law Review · 1952
An Early Steamboat Plan of John FitchJohn Fitch and Frank D. Prager · The Pennsylvania Magazine of History and Biography · 1955
‘Blade Runner’: A real-time speech recognizerMike Chong; Frank Fallside; Tim Marsland; Richard Prager · 1991
Historic Background and Foundation of American Patent LawFrank D. Prager · The American Journal of Legal History · 1961
Brunelleschi's Inventions and the "Renewal of Roman Masonry Work"Frank D. Prager · Osiris · 1950
Brunelleschi's Inventions and the "Renewal of Roman Masonry Work"Prager, Frank D. · Osiris · 1950