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1873 in science
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==Technology== * May 20 β [[Jacob W. Davis]] and [[Levi Strauss]] receive United States [[patent#139121]] for using [[copper]] [[rivets]] to strengthen the pockets of denim [[jeans]] * [[Carl von Linde]] installs his first commercial refrigeration system, built by [[MAN SE|Maschinenfabrik Augsburg]] for the [[Spaten]] Brewery and using [[dimethyl ether]] as the refrigerant * [[Christopher Miner Spencer]] introduces the [[Automatic lathe|fully automatic turret lathe]]<ref>{{cite book|authorlink=L. T. C. Rolt|first=L. T. C.|last=Rolt|title=A Short History of Machine Tools|publisher=MIT Press|location=Cambridge, Massachusetts|year=1965|page=169}}</ref>
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