Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
A43B13/00—Soles; Sole-and-heel integral units
A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
A43B13/141—Soles; Sole-and-heel integral units characterised by the constructive form with a part of the sole being flexible, e.g. permitting articulation or torsion
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
B23B39/22—Drilling machines with a plurality of working-spindles; Drilling automatons with working-spindles in opposite headstocks
