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US1114362A
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Indicator mechanism.
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GB191305874A
|
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Improvements in and connected with Actuating Mechanism for the Index Hands of Measuring Instruments.
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CA142555A
|
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Gas lamp
|
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US1038893A
|
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Safety device for gas-lamps.
|
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GB191125576A
|
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An Improved Device for Gas Burners and the like for Preventing the Escape of Unburnt Gas.
|
|
US1043938A
|
|
Safety device for gas-lamps.
|
|
GB191118364A
|
|
An Improved Device for Gas Burners and the like for Preventing the Escape of Unburnt Gas.
|
|
GB190722956A
|
|
Improvements in Apparatus for Indicating the Level of Petrol in the Petrol Container of Motor Cars and the like.
|
|
GB190713249A
|
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Apparatus for Indicating the Level of Petrol in the Petrol Container of Motor Cars and the like.
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