it went on sale in 1944
The first Wham-O Frisbee went on sale in 1948.
The 48-215 or FX went on sale on the 29 November 1948.
Stamps first went on sale in October 1854 in India.
The first Kindle went on sale in November 2007.
Good Housekeeping
Polaroid Cameras
I believe 1st Mustang was a 1964 1/2 that went on sale the Spring of 1964.
The Apple 1. It was basically a circuit board. The first proper computer was a piece of crap
It was first made in 1978 and went on sale on the 1st of July 1979.
The Apple I went on sale in July 1976 and was market-priced at $666.66 :)
The first Austin guitars went on sale in 1902, and they sold for approximately one hundred dollars. They were a big hit, and a large number of people bought them.