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| Patents for John S. Waterman | |||||
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| Picture | Number | Date | Patentee | Title | |
| 347,539 | Aug. 17, 1886 | J.S. Waterman | Key Seat Milling Machine | ||
| 401,987 | Apr. 23, 1889 | J.S. Waterman | Machine for Cutting Gears | ||