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| Patents for Partridges, Ltd. | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-190,828,068 | Dec. 16, 1909 | H. Mills | Improvements in lubricators | oil cups | |
| GB-144,236 | Jun. 10, 1920 | H. Mills | Improvements relating to lubricating oil cups | oil cups | |