Jack-o-lantern Helmet Patent is a photograph by Us Patent And Trademark Office which was uploaded on June 30th, 2016.
Jack-o-lantern Helmet Patent
Jack-o-lantern patent, 1903. Artwork of a helmet designed by Jon Du Ket. The decorated cardboard helmet is illuminated from within by candle. The... more
Title
Jack-o-lantern Helmet Patent
Artist
Us Patent And Trademark Office
Medium
Photograph
Description
Jack-o-lantern patent, 1903. Artwork of a helmet designed by Jon Du Ket. The decorated cardboard helmet is illuminated from within by candle. The obvious fire hazard of using cardboard with naked flame was not addressed in the patent.
Uploaded
June 30th, 2016
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