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Patents for Inventions
pocket,
2017,
Engelsk,
ISBN 9783744692618
Patents for Inventions is an unchanged, high-quality reprint of the original edition of 1876. Hansebooks is editor of the literature on different topic areas such as research and …
Aëronautics
pocket,
2017,
Engelsk,
ISBN 9783337399337
A ronautics - an abridgment of a ronautical specifications filed at the Patent office from A.D. 1815 to A.D. 1891 is an unchanged, high-quality reprint of the original edition of …
Report of the Committee Appointed by the Board of Trade
pocket,
2020,
Engelsk,
ISBN 9783337969738