electric bell
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
electric bell |
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| Electric bell. How electric bell works. Electromagnet pulls the clapper. The hammer strikes the gong. In its rest position the clapper is held away from the bell a short distance |
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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