According to most sources, croque-monsieurs appeared in Parisian restaurants in the early twentieth century (1910's at the latest).
A&W restaurants from the US of A.
The first airplane was introduced about 1897.
it was introduced in 1923
Cattle were first introduced with the First Fleet in January 1788.
The first camcorder was introduced around 1982 by JVC.
He is introduced in the first page of Stave one.
The factory act was first introduced in 1833.
It was first introduced in 1987
The world's first escalator was introduced on Coney Island
The Trailblazer SS was first introduced in 2006.
Shampoo was first introduced around the 1930's.
The first tanks were introduced on to the battlefield by the British in the First World War.