CPC Subgroup
F16B 15/02 with specially-shaped heads, e.g. with enlarged surfaces (ornaments for furniture A47B95/04; removable ornamental heads for nails A47G3/00)
Full Title
Nails; Staples (surgical staples A61B17/064; manufacture of nails or staples B21G ; railway spikes E01B9/06) > with specially-shaped heads, e.g. with enlarged surfaces (ornaments for furniture A47B95/04; removable ornamental heads for nails A47G3/00)