スミソニアン博物館のインスタグラム(smithsonian) - 8月21日 05時53分

Avoid brunch fails with the 1870 “Ham and Egg Frier,” a one-pan breakfast tool designed to keep egg whites from running around the pan or getting burned while the yolk hasn't cooked. "My invention obviates this evil,” wrote its inventor Elizabeth L. Packardon on the patent application.
Between 1790 and 1880, the U.S. Patent Office required you to submit a 3-D model along with document for a patent. About 10,000 of those patent models made their way to our @国立アメリカ歴史博物館.

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