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Mary's Inventors Blog April 2008 Archive

By Mary Bellis, About.com Guide to Inventors since 1997

What is a Solar Panel?

Wednesday April 30, 2008
A solar panel is a collection of solar cells. Although each solar cell provides a relatively small amount of power, many solar cells spread over a large area can provide ... Read More

Who Invented the Seismograph?

Friday April 25, 2008
Seismic waves are the vibrations from earthquakes that travel through the Earth; they are recorded on instruments called seismographs. The first crude seismograph was the dragon jar. The dragon jar ... Read More

The Jumping Inventor

Thursday April 24, 2008
In 1797, Andrew Garnerin was the first person recorded in history to jump with a parachute without a rigid frame. Garnerin jumped from hot air balloons that went as high ... Read More

Upcoming Events: Everyday Edisons & Annual Minnesota Inventors Congress

Sunday April 20, 2008
These are great events folks. Also if you have ever wondered about TV shows featuring inventors and inventions, do read Stephen Paul Gnass' article America's Funniest Inventors? May 6-8 - ... Read More

History of Microscopes

Saturday April 19, 2008
The first vision aid was invented (inventor unknown) called a reading stone. It was a glass sphere that magnified when laid on top of reading materials. Timeline of Microscopes History of the ... Read More

Gallery of Famous Ear Plugs

Thursday April 17, 2008
Did you know that Ray and Cecilia Benner invented the first moldable pure silicone ear plugs in 1962 and swimmers everywhere have been thanking them every since? These ear plugs ... Read More

Can You Patent a Swimsuit?

Sunday April 13, 2008
Most swimsuits are not patentable - they fall under copyright law. However, there are patents that have been issued for innovative swimsuits. Carol Wior patented the Slimsuit, a women's swimsuit ... Read More

What Did Samuel Morse Do?

Friday April 11, 2008
While a professor of arts and design at New York University in 1835, Samuel Morse proved that written messages could be transmitted by electrical wire. He used pulses of current ... Read More

The Elevator Pitch

Friday April 11, 2008
How do you make an effective sales pitch in a minute or less? I've put together a directory of resources that can help you improve your one-minute pitch.

Attention Canadian Inventors & Entrepreneurs - April 14 '08 Dragons Den

Monday April 7, 2008
Sorry about the short notice folks but I just got this. I have been to events like this before and they are a great opportunity to learn how to pitch ... Read More

Alternatives to Patenting

Thursday April 3, 2008
A reader wrote in asking, “How do inventors successfully 1) market, 2) distribute and 3) grow profit from unpatented or unpatentable ideas?” The reader had an invention that was unpatentable ... Read More

Ginger Ale

Thursday April 3, 2008
Around 1851, the first ginger ales were created in Ireland. One of the first commercial soda pop made in the U.S. is said to have been Vernor's Ginger Ale, created ... Read More

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