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Improvements in Harmonic Telegraphy.
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Gas lamp or burner.
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Improvements in or connected with Gas Lamps or Burners.
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Improvements in or connected with Gas Lamps or Burners.
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Improvements in or connected with Safety Lamps.
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Improvements in and relating to Safety Lamps.
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A New or Improved Fastener for Boots, Shoes, or the like.
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Improvements in and relating to Cones used in Safety Lamps.
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A New or Improved Show Stand for Bonnets, Hats, and such like Articles.
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Automatic signalling target
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