CPC Subgroup Additional Only
G01N 2201/0221 Portable; cableless; compact; hand-held
Full Title
Features of devices classified in G01N21/00 > Mechanical > Casings > Portable; cableless; compact; hand-held
G01N 2201/0221 Features of devices classified in G01N21/00 > Mechanical > Casings > Portable; cableless; compact; hand-held