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| Patents for L. Whitehead | |||||
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| Picture | Number | Date | Patentee | Title | |
| CA-7,714 | Aug. 09, 1877 | J. Abell | Dsposition aux Machines a Battre | ||
| CA-7,905 | Sep. 13, 1877 | J. Abell | Perfectionnements aux Moissonneuses | ||
| CA-8,921 | Jun. 24, 1878 | J. Abell | Perfectionnements aux Machines a Dresser | ||
| CA-10,056 | Jun. 07, 1879 | J. Abell | Extincteur de Flammeche | ||
| CA-10,280 | Jul. 22, 1879 | J. Abell | Perfectionnements aux Arrete-Flammeches | ||