Linde
内容简介
In 1877, university professor Carl von Linde obtained a patent for his refrigerator from the Imperial Patent Office--a patent for something that was not merely an invention, but the result of serio...
In 1877, university professor Carl von Linde obtained a patent for his refrigerator from the Imperial Patent Office--a patent for something that was not merely an invention, but the result of serio...
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