4. Pipe joints or couplings
  5. Nonmetal to metal
  6. Internal member

Duane D. Robertson

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Combined clamping and cutting tool for plastic pipes

Cutlery – Pipe and rod cutters – Rotary
Reexamination Certificate

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Cutting tool

Cutlery – Pipe and rod cutters – Adapted to cut pipe or rod longitudinally
Patent

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Cutting tool for flexible plastic conduit

Tools and hardware – Other tools and implements – Cutting
Patent

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Cutting tool for flexible plastic conduit

Cutlery – Cutting tools – Plural cooperating blades
Patent

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Fitting for flexible plastic pipe

Pipe joints or couplings – Nonmetal to metal – Internal member
Patent

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Profile ID: LFUS-PAI-P-298911

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