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Patents for H. F. Leonard | |||||
Number | Date | Patentee | Title | Type | |
1,253,073 | Jan. 08, 1918 | L. Mayer, L.L. Mayer, E.A. Bye | Axle-mount for tractors | tractors | |
1,288,105 | Dec. 17, 1918 | L. Mayer, L.L. Mayer, E.A. Bye | Tractor | tractors | |
1,288,952 | Dec. 24, 1918 | L. Mayer, L.L. Mayer, E.A. Bye | Tractor | tractors |