4. Hydraulic and earth engineering
  5. Subterranean or submarine pipe or cable laying, retrieving,...
  6. Submerging, raising, or manipulating line of pipe or cable...

Andrew R. Macfarlane

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Pipeline pull-in method and apparatus

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent

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Variable keystroke pressure apparatus

Registers – Keyboards – With total transfer to keyboard or the like
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Profile ID: LFUS-PAI-P-1429993

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