J.H. Hunter, an African-American inventor, patented the weighing scale on November 3, 1896.It was patent number 570, 533. The weighing scale is used to determine the weight or mass of an object or individual.
On Jan. 19, 1909, he also received patent number 909,902 for a hair dressing device
article found @http://blackusa.com/jh-hunter/
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