C.F. Hargreaves, of Rio de Janeiro, was granted an English patent on machinery for hulling, polishing, and separating coffee, in 1879.
The first German patent on a coffee drying apparatus was granted to Henry Scolfield, of Guatemala, in 1880.
In 1885 Evaristo Conrado Engelberg of Piracicaba, São Paulo, Brazil, invented an improved coffee huller which, three years later, was patented in the United States. The Engelberg Huller Co. of Syracuse, N.Y., was organized the same year (1888) to make and to sell Engelberg machines.
Walker Sons & Co., Ltd., began, in 1886, experimenting in Ceylon with a Liberian disk pulper that was not fully perfected until twelve years later.
Another name, that has since become almost as well known as Guardiola, appears in the record in 1891. It is that of O'Krassa. In that year R.F.E. O'Krassa of Antigua, Guatemala, was granted an English patent on a coffee pulper. Additional patents on washing, hulling, drying, and separating machines were issued to Mr. O'Krassa in England and in the United States in 1900, 1908, 1911, 1912, and 1913.
The Fried. Krupp A.G. Grusonwerk, Magdeburg-Buckau, Germany, began the manufacture of coffee plantation machines about 1892. Among others it builds coffee pulpers and hulling and polishing machines of the Anderson (Mexican) and Krull (Brazilian) types.
Additional United States patents were granted in 1895 to Marcus Mason, assignor to Marcus Mason & Co., New York, on machines for pulping and polishing coffee. Douglas Gordon assigned patents on a coffee pulper and a coffee drier to Marcus Mason & Co. in 1904–05.
The names of Jules Smout, a Swiss, and Don Roberto O'Krassa, of Guatemala, are well known to coffee planters the world over because of their combined peeling and polishing machines.
The Huntley Manufacturing Co., Silver Creek, N.Y., began in 1896 the manufacture of the Monitor line of coffee-grading-and-cleaning machines.