There is some overlap between stock/non-stock and for profit/not-for-profit in that not-for-profit corporations are always non-stock as well. A for profit corporation is almost always a stock corporation, but some for profit corporations may choose to be non-stock.n British English and in the Commonwealth countries, the term company is more widely used to describe the same sort of entity while the word corporation encompasses all incorporated entities.
Richard G. Drew invented double-sided tape while working for the 3M company.
The few single wall metal clarinets that were made in Europe then and up to the 1920s had serious intonation problems and a sometimes a repulsive tone, so the interest in the double-walled design continued, and climaxed in 1910 with the 'CLARI-MET' made by Penzel-Mueller of N.Y... The clarinet to top all.