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GB521932A
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Improvements in or relating to bearings
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GB519272A
|
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Improvements in or relating to air humidifying apparatus
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GB519273A
|
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Improvements in or relating to hot water heating systems
|
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GB517695A
|
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Improvements in or relating to centrifugal pumps
|
|
GB478555A
|
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An improved method of manufacturing pipe fittings such as elbows
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GB489559A
|
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Improved means for preventing dimming of windows and windscreens by frost
|
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GB485099A
|
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Improvements in or relating to punching and forming machines
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GB474270A
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Improvements in or relating to methods of cooling rooms or like spaces and apparatus therefor
|
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GB468484A
|
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A new or improved method and apparatus for ventilating and thermally conditioning the air of rooms of buildings or the like
|
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GB467625A
|
|
Improvements in or relating to air-conditioning thermal systems
|
|
GB465239A
|
|
Improvements in or relating to integral cold wrought tees and like fittings and methods of producing the same
|
|
GB467707A
|
|
Improvements in or relating to methods of producing sweat-jointed adapters
|
|
GB478655A
|
|
Improvements in or relating to pipe junction members
|
|
GB476242A
|
|
Improvements in or relating to pipe joints
|
|
GB472054A
|
|
Improvements in or relating to integral wrought metal valve bodies
|
|
GB472055A
|
|
An improved method of producing integral wrought valve bodies
|
|
GB451838A
|
|
Improvements in or relating to the production of metal elbows
|
|
GB467894A
|
|
Method of sweat fitting metal pipes and the like
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GB466564A
|
|
New or improved means for making pipe joints
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GB465215A
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Brackets for supporting pipes or pipe fittings
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