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GB980499A
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Improvements in or relating to hot water installations
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ES268914A3
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Perfections in lights for gas combustibles (Machine-translation by Google Translate, not legally binding)
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US3099312A
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Gaseous fuel burners
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DE1163761B
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Hole device for thin-walled pipes
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DE1211368B
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System for supplying the combustion air and removing the combustion gases from gas-fired heaters
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DE1139804B
|
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Gas burner for devices heated by gas
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GB856009A
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Improvements in or relating to casings for gas-fired appliances
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GB852508A
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Improvements in or relating to gas flow control means
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GB834788A
|
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Improvements in or relating to gas fired apparatus
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GB783171A
|
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Improvements in or relating to fluid flow control devices
|
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GB556338A
|
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An improved method of attaching metal rods or tubes to metal plates and the like
|
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GB557142A
|
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Improvements in and relating to gas burner jets
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GB555368A
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Improvements in and relating to rotary plug cocks and the like
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GB555684A
|
|
Improvements in and relating to rotary plug cocks and like closure members
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GB561963A
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Improvements in and relating to fluid heaters
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|
GB554480A
|
|
Improvements in and relating to diaphragm controlling devices for valves, switches and the like
|
|
GB548686A
|
|
Improvements in and relating to the manufacture of heat exchangers
|
|
GB550528A
|
|
Improvements in and relating to heat exchangers for water heaters
|
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GB550447A
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Improvements in and relating to pressure-operated switches for indicating and controlling gas pressure
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GB541957A
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Improvements in and relating to thermal devices for controlling valves, switches andother members
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