Carl Gustaf Patrik Laval

Gustaf de Laval was born at Orsa in Dalarna in the Swedish de Laval Huguenot family (immigrated 1622 - Claude de Laval, soldier - knighted de Laval 1647). Continue reading

Cigarette-rolling machine was patented

James A. Bonsack in 1881, patented in the USA, his Cigarette-rolling machine. Continue reading

Centrifugal cream separator with a continuous flow

Inventor Carl Gustaf Patrik de Laval of Stockholm, Sweden, received an American patent for a centrifugal cream separator with a continuous flow on October 4, 1881.
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An International Commercial Telephone call made between Canada and the United States of America

Finally on July 1st 1881, Canada could call the USA, and thanks goes to National Bell Telephone Company of the State of Maine. Continue reading