4. Closure fasteners
  5. Keepers
  6. Adjustable

John Costa

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Adjustable locking plate for a truck or trailer roll-up door

Closure fasteners – Keepers – Adjustable
Patent

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Hand tool for manipulating coil springs

Metal working – Means to assemble or disassemble – Spring applier or remover
Patent

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Tapping tool for PVC pipes and fittings

Cutting by use of rotating axially moving tool – Means to drive tool
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1001074

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