Inventions in the Century - Audiolibro Gratis

Idioma: English

Autor(es): William Henry Doolittle,

Género(s): Tecnología e ingeniería,

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[1/32] INTRODUCTORY—INVENTIONS AND DISCOVERIES—THEIR DEVELOPMENT.

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The author was an Expert and Patent Solicitor, Ex-Examiner in the Patent Office and Assistant Commissioner of Patents at Washington, Writer of Inventions, etc. He put together this collection to illustrate a period of remarkable advances in technology across the board. - Summary by LynneT