Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Load children
B23P
METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
Load children
15/00
Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Load children Filter patents View analytics View as hierarchy
B23P15/20
railroad requirements, e.g. buffers
Filter patents View analytics View as hierarchy