【問題】franklin's inventions ?推薦回答
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Franklin's Lightning Rod。
Ben Franklin wanted to prove that lightning was electricity, and attempt to protect things from lightning. Learn how this idea became the lightning rod.: 。
Benjamin Franklin's Inventions | The Franklin Institute。
Bifocal lenses, the lightning rod, the Franklin stove, the glass armonica and even urinary catheters were all invented by Benjamin Franklin!: 。
Benjamin Franklin: America's Inventor - HistoryNet。
' John Adams said of him: 'Franklin had a great genius, original, sagacious, and inventive, capable of discoveries in science no less than of improvements in ...。
The Medical World of Benjamin Franklin - NCBI。
In a 1747 letter to his parents, Benjamin Franklin noted ... Most of his inventions provided practical solutions to everyday problems, and Franklin brought ...: 。
Ben Franklin's best inventions and innovations - National ...。
5 天前 · In his day, Benjamin Franklin was Steve Jobs, Thomas Edison, Mark Zuckerberg, and Henry Ford, all rolled into one.: 。
Who Discovered Electricity? | Wonderopolis。
Benjamin Franklin had one of the greatest scientific minds of his time. He was interested in many areas of science, made many discoveries, and invented many ...。
Benjamin Franklin's Inventions - Lemelson Center。
2016年12月16日 · Benjamin Franklin's Inventions ... Benjamin Franklin was one of our nation's founding fathers and one of its most ingenious inventors. Twitter ...: 。
Benjamin Franklin's Inventions Quiz - Pinterest。
How much do you know about the many inventions of Benjamin Franklin? ... The Funnel Of A Tornado Touches Down May 12, 1997 In Miami, Fl. Five.。
Subject-matter Index of Patents for Inventions Issued by the ...。
Newburgh , N. Y June 4 , 1872 127 , 550 T. W. Bracher New York , N. Y June 6 ... Great Britain July 21 , 1868 80 , 181 M. Morse Franklin , Mass Aug.