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| All Patents in class 428/614 | |||||
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| Number | Date | Patentee | Title | Type | |
| 98,530 | Jan. 04, 1870 | T.B. Titus | Improvement in sleigh-shoes | sleigh shoes | |
| 1,303,829 | May 13, 1919 | G.A. Vogel | Stock for Spirit Levels | metallic levels | |