CA106183A
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Weighing machine
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US735979A
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Automatic weighing-machine.
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US761587A
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Automatic weighing-machine.
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US716544A
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Weighing-scale.
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US713099A
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Feed-regulator.
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US691627A
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Automatic feed-regulating apparatus.
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US686851A
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Automatic weighing apparatus.
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US660794A
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Automatic weighing-scale.
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US659923A
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Automatic weighing-machine.
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US666615A
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Automatic weighing-machine.
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US637989A
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Automatic weighing-machine.
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US648617A
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Electromagnetic automatic weighing-machine.
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US637388A
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Automatic weighing-scale.
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