He also helped create the industry's first paperless ticket system, which he sold to Hewlett-Packard in 1998.
同时，还出资开发了第一个航空业无纸化计算机售票系统，后在1998年卖给了惠普公司。
He also helped create the industry's first paperless ticket system, which he sold to Hewlett-Packard in 1998.
同时，还出资开发了第一个航空业无纸化计算机售票系统，后在1998年卖给了惠普公司。
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