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Publication of BE511200ApublicationCriticalpatent/BE511200A/xx
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
B23Q27/00—Geometrical mechanisms for the production of work of particular shapes, not fully provided for in another subclass