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GB191123198A
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An Improved Coal-loading Plant.
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GB191119933A
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Safety Apparatus for Mining Cages and Lifts.
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GB191116616A
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Improvements relating to Detachable Wheels for Vehicles.
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Improvements in and relating to Reciprocating Conveyors, Screens, or the like.
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GB191009729A
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Improvements relating to Trough Conveyors.
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GB190726246A
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Improvements in Valve Apparatus for Rock Drills Engines, and the like.
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GB190722395A
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Improvements in and relating to Phonographs Gramophones and the like.
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GB190401340A
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Improvements in and relating to Rock Drills or the like.
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An Adjustable Strut for Trenching, or the like.
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GB190100177A
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Improvements in Feed Nuts for Boring Machines, Drills and the like.
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CA308926A
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Rail coupling
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