1977
the sony walkman
The first Post-it Notes were sold in 1980 by 3M. They were invented by Spencer Silver in 1968, but it wasn't until 1980 that they were officially launched as a product.
1980
1977
yeah walkman - 1979 post it notes - 1980
The answer is Sony Walkman in 1979. Post it - 1980's Mcintosh - 1984 P.S. Technically, the Post It Note was first launched in stores in 1977. They failed because nobody knew what they were, however they were still the first item of the three to be launched in stores.
pot-it-notes was out in stores in the 1980's
1979 in 11 states
"Post it notes" no, i watched the 1million dollar money drop, they lost cause they though that post it notes came before the Walkman. they did not the Walkman came first
1977 a trial was underwent by 3M secretaries, went into stores and failed. Remarketed in 1980 and still here
Sony Walkman
1977 but failed and were pulled from shelfs returned in 1980