{"category":"invention","date":{"calendar":null,"day":30,"day_url":"https://kogda.com/30-marta","month":3,"text":"30 марта 1858 года","year":1858,"year_url":"https://kogda.com/1858"},"id":126219,"kind":"event","license":"Тексты: Русская Википедия, CC BY-SA 4.0. Люди и места: Wikidata, CC0.","mentions":[],"people":[],"places":[],"related":[],"slug":"hajmen-lipmen-iz-filadelfii-zapatentoval-karandash-so-1858","source":{"license":"CC BY-SA 4.0","name":"Русская Википедия","url":"https://ru.wikipedia.org/wiki/30_марта"},"summary":null,"text":"","title":"Хаймен Липмен из Филадельфии запатентовал карандаш со стирающей резинкой на другом конце","url":"https://kogda.com/e/hajmen-lipmen-iz-filadelfii-zapatentoval-karandash-so-1858","weight":0}