CPC Subgroup
F16B 15/04 with spreading shaft
Full Title
Nails; Staples (surgical staples A61B17/064; manufacture of nails or staples B21G ; railway spikes E01B9/06) > with spreading shaft
F16B 15/04 Nails; Staples (surgical staples A61B17/064; manufacture of nails or staples B21G ; railway spikes E01B9/06) > with spreading shaft