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US3666026A
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Device for gripping and actuating a boring tube, foundation pile or the like
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US3621923A
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Automatic boring grab
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DE1283164B
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Suction head for suction excavators
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DE1209499B
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Overhead loading machine with a loading bucket that is moved by swivel arms with increasing speed up to the end stops
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GB940335A
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Shovelling device
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Crane with a boom arm articulated on a chassis
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GB924237A
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Improvements in and relating to a device for enlarging the bottom of a bored hole
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Improvements in and relating to a railway wagon having multiple uses
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DE1155719B
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Device for unloading ships
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GB900371A
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Improvements in and relating to lifting apparatus for unloading goods
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GB887010A
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Improvements in and relating to excavating machine for digging trenches
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DE1262915B
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Trench excavator with a rotating scraper chain
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GB859073A
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Improvements in and relating to a hopper capable of being emptied in a regulatable manner
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DE1108613B
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Bunker with adjustable emptying device
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DE1137541B
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Two rope grapple winch
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Mobile loading machine
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GB819797A
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Improvements in and relating to a shovelling and loading machine
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DE1097373B
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Device and method for producing foundation stakes or the like.
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GB769846A
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High tension air blast eiectric circuit breaker
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DE1041891B
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Drilling rig for drilling downwards using a drill pipe
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