4. Pipes and tubular conduits
  5. Flexible
  6. Spirally wound material

Hiroyuki Masui

Inventor

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Cleaner hose with internal spiral wound steel and resin fibers

Electricity: conductors and insulators – Combined fluid conduit and electrical conductor
Patent

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Flexible hose

Pipes and tubular conduits – Flexible – Braided – interlaced – knitted or woven
Reexamination Certificate

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Heat insulated hose

Pipes and tubular conduits – Flexible – Spirally wound material
Patent

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Heat insulating hose

Pipes and tubular conduits – Flexible – Corrugated
Reexamination Certificate

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Porous pipe and apparatus and method of producing the same

Hydraulic and earth engineering – Drainage or irrigation – Porous or apertured pipe – flume – or tileway
Reexamination Certificate

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Profile ID: LFUS-PAI-P-174098

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