DIFF Subgroup
F16B 19/1045 Full Title
Bolts without screw-thread; Pins, including deformable elements (in screwed connections F16B29/00); Rivets (means for preventing withdrawal F16B21/00) > Rivets; Spigots or the like fastened by riveting (lead seals G09F3/00) > Hollow rivets; Multi-part rivets > fastened by expanding mechanically
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.