Honest Abe Was The Only President To Hold A Patent… But Did The Idea Float?
France gave the daguerreotype photographic process as a free gift to the world except to Britain. They had to pay
Lincoln invented a floating system & Einstein a refrigerator- Iconic celebreites & their inventions
Michael Jackson patented special shoes for his epic anti-gravity lean…
These patent drawings show famous and some weird inventions of the 19th Century …
8 Ingenious patents that prove women are great inventors