Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Load children
B23G
THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
Load children
9/00
Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
Load children Filter patents View analytics View as hierarchy
B23G9/002
Slotting screw heads or shanks
Filter patents View analytics View as hierarchy