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All Patents in class 12/50.2 | |||||
Number | Date | Patentee | Title | Type | |
331,412 | Dec. 01, 1885 | A.J. Langelier | Heel-machine | shoe and boot making machines | |
388,884 | Sep. 04, 1888 | A.J. Langelier | Heel-machine | shoe and boot making machines |