WITOL

(Based on Section 44) Metal fastening spacer hardware in the nature of expanding disks and rings for making screwed connections; (Based on Section 1(a)) Metal fastening spacer hardware in the nature of expanding sleeves, springs and screws for making screwed connections

[Machine parts, namely, spacer bearings and bushings for making screwed connections]

Non-metal threaded spacer fasteners in the nature of expanding sleeves, disks, rings, springs and screws for making screwed connections