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| Patents for Compton Parkinson, Ltd. | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-432,035 | Jul. 18, 1935 | C.W. Major | Improvements in or relating to shaft bearings | motor bearings | |
| GB-432,521 | Jul. 29, 1935 | C.W. Major | Improvements in or relating to the lubrication of bearings | motor bearings | |