In Court of Appeals of District of Columbia, Apr. term, 1911, in re Frank J. Harris, method of preparing and dispensing beverages, such as tea or coffee, patent appeal no. 714; brief for commissioner of patents
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In Court of Appeals of District of Columbia, Apr. term, 1911, in re Frank J. Harris, method of preparing and dispensing beverages, such as tea or coffee, patent appeal no. 714; brief for commissioner of patents
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In Court of Appeals of District of Columbia, Apr. term, 1911, in re Frank J. Harris, method of preparing and dispensing beverages, such as tea or coffee, patent appeal no. 714; brief for commissioner of patents