light bulb,nationality american,irish
Spencer Silver's nationality is American.
1872
Silver invented Post-It Notes. He was trained as a chemist.
the post it note
he created post it notes and he created in 1970.
They felt like it.
i cant belive you don't know this you are so weird
No connection between Spencer Silver and the "Spencer Silver Mansion" in Havre de Grace, Maryland. This B&B is owned by a Mr. Spencer and a Mr. Silver who combined their names for the B&B. Spencer Silver
Spencer Silver was born on February 6, 1941.
The Microwave
Percy L. Spencer invented the Microwave Oven
Spencer Silver invented the adhesive used in Post-it notes in 1968 while working for 3M. Arthur Fry later developed the idea of using the adhesive for sticky notes in 1974, leading to the official launch of Post-it notes in 1980.