Although Mr. Baldwin's machine had been patented in 1874 and had been judged by the Franklin Institute as the most noteworthy invention of that year winning the John Scott Medal,[3][4] it had not been developed for commercial use.
Even with these meager tools, tolerances were maintained to within thousandths of an inch to insure the accurate performance of the finished machine.
[6] Monroe also sold product overseas, advertising, (e.g.) ‘the world’s first really low-cost electronic computer’ (£12,500-Monrobot, 1962)[7] in the UK from offices at Bush House, London.
In the mid-1980s, the company diversified and began carrying a line of private-labeled copiers (manufactured by Mita Corp.) and cross-cut paper shredders, but those items have been discontinued.
[citation needed] Since 2016, Monroe Systems for Business has been owned by Arlington Industries.
[citation needed] Bill Ault serves as chief operating officer.[9][timeframe?]
[2] The letters A, B, and C are lost in the records of those early days devoted to constructing a suitable pilot model.
As of 2019, Monroe Systems for Business sells Medium-Duty, Heavy-Duty and Handheld calculators.