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| Patents for J. Parkinson & Son (Shipley) Ltd. | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-155,084 | Dec. 16, 1920 | E. Moulds | Ball vise | bench vises | |
| GB-250,049 | Apr. 08, 1926 | E. Parkinson | Improvements in or relating to vises | bench vises | |
| GB-1,064,885 | Apr. 12, 1967 | W.A. Armitstead | Improvements in or relating to vises | bench vises | |