4. Solid material comminution or disintegration
  5. Apparatus
  6. Comminuting surface provided with openings to permit...

Yasuo Okubo

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Earth discharge control system for small-diameter pipe propellin

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement
Patent

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Pebble-stone crushing device for use in excavator for laying pip

Solid material comminution or disintegration – Apparatus – Comminuting surface provided with openings to permit...
Patent

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Synchronizing circuit

Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons
Patent

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Profile ID: LFUS-PAI-P-461422

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