One of the most important of the early inventions in the textile art was the _cotton gin_. Edward W. Byrn.十九世纪发明进展.
So that the progress of future inventions depends on the outcome of the great economic, industrial, and social battles which are now looming on the pathway of the future. 威廉·亨利·杜利特.世纪发明.
Specifications had been drawn, and I had signed and sworn to the application for patents for these seventy-eight inventions, and naturally I supposed they had been filed in the regular way. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Some of Edison's most remarkable inventions are revealed in a number of interesting patents relating to the duplication of phonograph records. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
All these desirable results have been accomplished whenever the new inventions of importance have been used. 威廉·亨利·杜利特.世纪发明.
As to the effect of modern inventions on wearing apparel, it is not apparent that they were necessary to supply the wardrobes of the rich. 威廉·亨利·杜利特.世纪发明.
Discovery, research, inquiry in new lines, inventions, finally came to be either the social fashion, or in some degree tolerable. 约翰·杜威.民主与教育.
Indeed, without this tireless minutiae, and methodical, searching spirit, it would have been practically impossible to have produced many of the most important of these inventions. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Inventions and discoveries in the field of surgery relate not only to instrumentalities but processes. 威廉·亨利·杜利特.世纪发明.
It is the constructive, creative power which raises man above the level of the beast and enables him to devise and fashion wonderful inventions. 伯莎M.克拉克.科学通论.
We have seen, in treating of safes and locks, how burglars keep pace with the latest inventions to protect property by the use of dynamite and nitro-glycerine explosions. 威廉·亨利·杜利特.世纪发明.
The goings on of Aspasia were of course a fruitful vineyard for the inventions of the street. 赫伯特·乔治·威尔斯.世界史纲.
The onward flow of inventions may be interrupted, if not materially stayed, by the cessation of some of the causes and incentives which now give them life. 威廉·亨利·杜利特.世纪发明.
Space permits the submission of but a few observations and suggestions on these points:---- _Necessity_ is still the mother of inventions, but not of all of them. 威廉·亨利·杜利特.世纪发明.
With the coming of the machine inventions and the new industrial and social ideas of the eighteenth century came an almost sudden new appreciation of the value of time. 威廉·亨利·杜利特.世纪发明.
To-day the friction match is turned out by automatic machinery by the million, and constitutes probably the most ubiquitous and useful of all the minor inventions. Edward W. Byrn.十九世纪发明进展.
It is not surprising that so many political inventions have been made within these movements, fostered by them, and brought to a general public notice through their efforts. 沃尔特·李普曼.政治序论.
And this is right in one sense, as the laws of all countries in respect to protection by patents for inventions are based upon the primary condition of benefit to society. 威廉·亨利·杜利特.世纪发明.
The great increase in demand for cotton produced by these machine inventions could not have been met had it not been for Eli Whitney's invention of the saw gin in America in 1793. 威廉·亨利·杜利特.世纪发明.
It shows that as inventions multiply, so does the demand for their better and cheaper products increase. 威廉·亨利·杜利特.世纪发明.
Effect of Economic, Industrial and Social Life upon Inventions. 威廉·亨利·杜利特.世纪发明.
There was more litigation over this than over any other of Edison’s inventions. 鲁伯特·萨金特·荷兰.历史性发明.
It has been universally recognized as one of the most valuable inventions in the history of the lighting art. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Will Inventions Continue to Increase or Decrease. 威廉·亨利·杜利特.世纪发明.
The inventions and improvements in optical instruments gave rise to great advances in the making of lenses, based on scientific principles, and not resting alone on hard work and experience. 威廉·亨利·杜利特.世纪发明.
When the nature and laws of the waves of sound became fully known a great field of inventions was opened. 威廉·亨利·杜利特.世纪发明.
The Door to Nineteenth Century Inventions then Opened. 威廉·亨利·杜利特.世纪发明.
After I had made a great number of inventions and obtained patents, the General seemed anxious that the matter should be closed up. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Inventions-- Alphabetical Writing; Arabic Notation; The Mariner's Compass; The Telescope; The Steam Engine. 威廉·亨利·杜利特.世纪发明.
The completed inventions of Arkwright and others, combined with Watt's steam engine, revolutionised trade, and resulted in the establishment of mills and factories. 威廉·亨利·杜利特.世纪发明.