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Publication of CH1506574A4publicationCriticalpatent/CH1506574A4/xx
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B9/00—Automatic or semi-automatic turning-machines with a plurality of working-spindles, e.g. automatic multiple-spindle machines with spindles arranged in a drum carrier able to be moved into predetermined positions; Equipment therefor
B23B9/02—Automatic or semi-automatic machines for turning of stock
