4. Electric heating
  5. Heating devices
  6. Tool or instrument

Nagamasa Yamada

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Apparatus for automatically welding tubular components of fusibl

Electric heating – Heating devices – Tool or instrument
Patent

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Non-return bias valve mechanism for a fluid pumping assembly

Fluid handling – Line condition change responsive valves – Direct response valves
Reexamination Certificate

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Profile ID: LFUS-PAI-P-614324

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