Roth multiplying machine - CnAM 11315-10 (Q55047886)
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Didier Roth's multiplication machine
Language | Label | Description | Also known as |
---|---|---|---|
English | Roth multiplying machine - CnAM 11315-10 |
Didier Roth's multiplication machine |
Statements
1841
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35 centimetre
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31 centimetre
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12 centimetre
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31 centimetre
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Roth multiplying machine - CnAM 11315-10
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