Asal Usul Lampu Lalu Lintas Lampu lalu lintas, sebuah penemuan yang sangat penting dalam dunia transportasi modern kita saat ini, pertama kali ditemukan pada tahun 1868 oleh seorang penulis buku bernama J.P. Knight. Namun, penemuan ini belum dikembangkan secara komersial dan sempurna hingga tahun 1923 oleh seorang polisi lalu lintas…
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