Difference between revisions of "patent for "art of producing step-by-step movements" F.W.Wood, 1922 (Q31863)"
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(Created claim: Instance of (P1): Early history of moving lights (Theme) (Q31713)) | (Created claim: is used in theme (P311): Early history of moving lights (Theme) (Q31713), #quickstatements; #temporary_batch_1694073251005) | ||
| Property / is used in theme | |||
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| Property / is used in theme: Early history of moving lights (Theme) / rank | |||
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Revision as of 07:55, 7 September 2023
patent for a stepper motor
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | patent for "art of producing step-by-step movements" F.W.Wood, 1922 | patent for a stepper motor |
Statements
7 March 1922Gregorian
0 references