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| Patents for John Stevenson Imlach | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-221,279 | Jul. 25, 1922 | J.S. Imlach | Device for testing the alignment of crank shaft bores | vehicle mechanic | |
| 1,501,218 | Jul. 15, 1924 | J.S. Imlach | Pipe-threading machines | pipe threading machines | |
| 1,672,159 | Jun. 05, 1928 | J.S. Imlach | Precision tool | vehicle mechanic | |