4. Stock material or miscellaneous articles
  5. Hollow or container type article
  6. Polymer or resin containing

Kenji Waragai

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Double-walled tube assembly

Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
Patent

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – Gate valve
Reexamination Certificate

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – Gate valve
Reexamination Certificate

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – With positive reduction
Reexamination Certificate

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High vacuum valve

Electric heating – Heating devices – Combined with diverse-type art device
Reexamination Certificate

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Profile ID: LFUS-PAI-P-110125

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