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Egg Scale Unsigned. English. Marked Patent No. 429692 ( J. Hunt, 1933 ) Black painted cast iron beam and column with simple gold painted decoration; brass pan and plate; mahogany base; brass weights. There is a 1/4 oz weight suspended by a cord from a wire arm attached to the column (the subject of the patent) The scale automatically detects three grades. Equal-arm beam with weight-lifting facility. Beam length 6,7"
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