UNT Libraries Government Documents Department - 5 Matching Results

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Scale Alarm
Patent for an improved scale alarm that automatically alerts the user to scales that are not balanced and is unaffected by temperature changes, including illustrations.
Patent for improvements in pear-burners of the type good for use with hydrocarbon fuels and adapted to be exploited directly by hand, for example for burning small objects located in positions not accessible.
Cotton-Stalk Cutter
Patent for a more efficient and simple cotton stalk chopper with the ability for the chopping drum to be moved up and down in the on and off positions.
Patent for a hair singer that contains the odor and smoke produced by singed hair.
Patent for an airshape. This invention is of a helicopter design. Illustration included.