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B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
FR553713D1922-07-061922-07-06
Process for obtaining, by mechanical means, alloys with metals of different hardness
ExpiredFR553713A
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