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GB191213134A
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Improvement in the Manufacture of Mantles for Inverted Incandescent Gas Burners.
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US768073A
|
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Manufacture of incandescent filaments and mantles.
|
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GB190120747A
|
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Improvements in or relating to the Manufacture of Incandescent Filaments and Mantles
|
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GB190009088A
|
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Improvements connected with Incandescent Gas Lighting
|
|
GB190009087A
|
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Preparation of Noninflammable Nitrocellulose Compounds
|
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US683981A
|
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Manufacture of incandescent mantles, &c.
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CA65301A
|
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Incandescent mantles, filament, etc.
|
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GB189803770A
|
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Improvements in or relating to the Manufacture of Mantles for Incandescent Gas and other Lighting.
|
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GB189726381A
|
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Mantles for Lighting by Incandescence, and Process of Making the same.
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