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| Patents for Langdon-Davies Electric Motor Co., Ltd. | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-189,419,364 | Oct. 11, 1895 | C. Conners, W. Langdon-Davies | Improvements in Electro-motors and like Electro-magnetic Apparatus | electric motors | |
| 643,066 | Feb. 06, 1900 | W. Langdon-Davies | Alternating Current Motor | AC motors | |