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| Patents for John G. MacPherson | |||||
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| Picture | Number | Date | Patentee | Title | |
| 655,406 | Aug. 07, 1900 | J.G. MacPherson | Electric Sparker for Gasolene-Engines | ||
| 655,407 | Aug. 07, 1900 | J.G. MacPherson | Vaporizer for Gasolene-Engines | ||