G04C 3/062
The balance controlling contacts, the gear-train or several gear-trains being driven electro-magnetically
Official title: {the balance controlling contacts, the gear-train or several gear-trains being driven electro-magnetically thereby}
G04C3/062 (The balance controlling contacts, the gear-train or several gear-trains being driven electro-magnetically) appears on 1 US grants and 1 published applications in this corpus.
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- 26 Mar 2019
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