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GB191404156A
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Improvements in and relating to Pivoted Casement Windows.
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GB190602856A
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Improvements in and relating to Emergency Exit Bolts.
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GB190509984A
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Improvements in and relating to the Opening and Closing of Fan-lights and Pivoted Windows.
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GB190501196A
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Improvements in and relating to the Opening and Closing of Fan-light and like Frames.
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GB190421591A
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Improvements in and relating to Hand Trucks.
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GB190419187A
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Improvements in and relating to Apparatus for Closing Swing Doors.
|
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GB190407000A
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Improvements in and relating to Emergency-exit Bolts.
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GB190405149A
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Improvements in Shaft Couplings
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GB190314403A
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Improvements in and relating to Bolts for Securing and Liberating Hinged Doors.
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GB190314404A
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Improvements in and relating to Emergency-exit Fastenings.
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GB190211432A
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Improvements in and relating to Sliding Bolts for Securing Doors and the like.
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GB189816358A
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Improvements in the Method of and Apparatus for Regulating Skylights.
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