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| Patents for John Staples Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 434X | Mar. 18, 1803 | J. Staples, Jr. | Power Obtained by the Rising and Falling of the Tide to Give Motion to all Kinds of Machinery | tide mills | |
| 435X | Mar. 18, 1803 | J. Staples, Jr. | Submarine passage or hollow inverted arch | ||