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US4053097A
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Arrangement for placing and maintaining reinforcing members in predetermined relationship relative to a weldment component
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US4050647A
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Support with drag arrangement
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US3852562A
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Welding crater fill mechanism
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US3849626A
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Apparatus for controlling the welding pattern between weldment components
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US3864812A
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Method for assembly of cylindrical welded tanks in situ in horizontal position
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US3681926A
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Solid lubricant launching arrangement for a vessel
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US3677009A
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Control arrangement for the male die of a hydraulic press brake
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US3748890A
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Female die and workpiece support arrangement for a press
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US3650115A
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Shipbuilding and launching systems, methods and apparatus
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US3576421A
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Welding machine
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US3609843A
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Loading machine for structural members
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US3650457A
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Panel fitting and welding machine
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US3529710A
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Apparatus for overturning and/or transversely conveying structural shapes
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US3527363A
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Apparatus for rotating structural shapes
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US3574921A
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Method of manufacturing structural panels
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