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| All Patents in class 280/281.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 609,171 | Aug. 16, 1898 | W.X. Stevens | Bicycle-frame | bicycles and tricycles | |
| 689,467 | Dec. 24, 1901 | J.S. Dikeman | Bicycle-frame | bicycles and tricycles | |