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G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
G01G19/22—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them
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FR45086D1934-02-191934-02-19Balance différentielle pour toutes applications et notamment aux machines hydrauliques
ExpiredFR45086E
(fr)