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| Patents for Gustaf Arvid Anderson | |||||
| Number | Date | Patentee | Title | Type | |
| 1,327,007 | Jan. 06, 1920 | G.A. Anderson | Cutter-head | pipe threading machines | |
| 1,327,008 | Jan. 06, 1920 | G.A. Anderson | Cutter-head | pipe threading machines | |