4. Static structures (e.g., buildings)
  5. Openwork; e.g., truss, trellis, grille, screen, frame, or...
  6. Spacer-positioner; e.g., rebar chair

Francis D. O'Connor

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Fastener driving tool for spacing object from substrate

Elongated-member-driving apparatus – With means to form member prior to penetration of work – Deflector
Reexamination Certificate

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Fastener for spacing object from substrate

Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Spacer-positioner; e.g. – rebar chair
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2803245

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