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Patents for Oskar Berl | |||||
Number | Date | Patentee | Title | Type | |
DE-456,034 | Feb. 17, 1928 | O. Berl, R. Joksch | Vise for holding work-pieces of any shape | metalworking machine vises | |
DE-460,324 | May 25, 1928 | O. Berl, R. Joksch | Vise for holding work-pieces of any shape | metalworking machine vises |