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N. Manton Douglas

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Flanges or neck rings for metal pipes or body couplings

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Patent

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Formation of joints between tubular members

F - Mech Eng,Light,Heat,Weapons – 16 – L
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Oxygen lances

F - Mech Eng,Light,Heat,Weapons – 27 – D
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Profile ID: LFCA-PAI-P-923286

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