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G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
G01G3/02—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a helical spring
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FR1156439D1956-07-191956-07-19Perfectionnements à un dispositif de pesage
ExpiredFR1156439A
(fr)