This can't be known. Notes have been found that are 5,000 years old. Man has written notes to himself and others using many forms.
Nothing of note was invented by Franklin Pierce.
the post it note
No, there were no inventions of note during Cleopatra's reign.
Nothing of note was invented by Franklin Pierce.
The first documented note of gunpowder was in China, in around 142 A.D.
She invented the home diabetes test.
he invented, (note: he didn't invent the light bulb he just improved it by making it last longer
A. discover and invent are not the same discover means to find or uncover while invent means to make B. (Note: "Discover" and "invent" are verbs, not adjectives.) "Discovering" involves knowing about something that has existed beforehand, such as Marie Curie's discovery of radium. On the other hand, "inventing" refers to making something that has not existed before, like Edison's invention of the light bulb.
what did Obama invent
they invent cheese
He didn't invent it. He didn't invent anything.
you can invent if you really want you can invent by things that are not expensive..right?