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GB191116969A
|
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Improvements in Tube Cleaners.
|
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GB191021325A
|
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Improvements in Turbines particularly adapted for Driving Boiler Tube Cleaners.
|
|
GB191021324A
|
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Improvements in Rotary Motors particularly adapted for Driving Boiler Tube Cleaners.
|
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GB191021323A
|
|
Improvements in Rotary Motors.
|
|
GB191018373A
|
|
Improvements in Lubricating Devices.
|
|
GB191018374A
|
|
Improvements in Motors for Driving Boiler Tube Cleaners.
|
|
GB191010465A
|
|
Improvements in Tube Cleaners.
|
|
GB191003646A
|
|
Improvements in Turbines.
|
|
GB190922038A
|
|
Improvements in Lubricating Devices for Turbines.
|
|
GB190508839A
|
|
Improvements in Boiler Tube Cleaners.
|
|
GB190323480A
|
|
Improvements in Apparatus for Cleaning Boiler Tubes
|
|
GB190318532A
|
|
Improvements in Tools for Facing Boiler Tube Caps and their Seats
|
|
GB190308501A
|
|
Improvements in Boiler-tube Cleaners
|
