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| Patents for John F. Fife | |||||
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| Number | Date | Patentee | Title | Type | |
| 426,439 | Apr. 29, 1890 | J.F. Fife | Machine for Corrugating Tubing | tube corrugating machines | |
| 432,232 | Jul. 15, 1890 | J.F. Fife | Machine for Corrugating Wrought Metal Tubing | tube corrugating machines | |