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| Patents for Alvin P. Lanterman | |||||
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| Number | Date | Patentee | Title | Type | |
| 412,275 | Oct. 08, 1889 | A.P. Lanterman | Mortising-chisel | mortise chisels | |
| 444,596 | Jan. 13, 1891 | A.P. Lanterman | Mortising-chisel | mortise chisels | |