It covers 340,000 inventions, including 70,000 international patent families (IPFs) across photovoltaic materials, photovoltaic devices, the management of these devices and application areas.

“Bicentennial Minutes,” like many American inventions, was a creation of commerce. Shell Oil bought each minute of airtime for two years, its logo ending each star-spangled broadcast.

Welcome to Mr Sagoo's channel, where ingenious inventions and historical innovations come to life! Discover how to create ...

Some of the greatest minds in history went to their graves lamenting their most influential work. Like these eight groundbreakers ...

I’ve been a Scientific American subscriber since I was 12 years old, and it helped shape the way I look at the world. SciAm ...

0 0 This article was originally published with the title “Miscellaneous Inventions” in Scientific American Magazine Vol. 49 No. 9 (September 1883), p. 137 doi:10.1038 ...