|
GB574433A
|
|
Improvements in or relating to heating devices for rooms
|
|
GB572869A
|
|
Improvements in or relating to flushing cisterns
|
|
GB559092A
|
|
Improvements in or relating to flushing cisterns
|
|
GB539349A
|
|
Improvements in or relating to hot water supply boilers
|
|
GB539838A
|
|
Improvements in or relating to radiators for heating buildings
|
|
GB540951A
|
|
Improvements in or relating to the combustion product outlets of gas burning appliances
|
|
GB438924A
|
|
Improvements in or relating to boilers for heating water
|
|
GB439920A
|
|
Improvements in or relating to systems for automatically regulating temperatures
|
|
IE13407L
|
|
Radiators
|
|
GB411015A
|
|
Automatic feed control for fluid fuel in heating appliances
|
|
GB425545A
|
|
Improvements in or relating to radiators for heating or cooling buildings
|
|
GB413885A
|
|
Improvements in or relating to domestic and the like boilers
|
|
GB384525A
|
|
Improvements in or relating to indirectly heated liquid storage containers
|
|
GB387782A
|
|
Improvements in or relating to domestic stoves, ovens or the like
|
|
GB370556A
|
|
Improvements in or relating to heating and cooling devices for buildings and other structures
|
|
GB332339A
|
|
Improvements in or relating to steam, water or other boilers
|
|
GB329082A
|
|
Improvements in or relating to radiators for heating buildings
|
|
GB328051A
|
|
Improvements in valves or cocks
|
|
GB325242A
|
|
Improvements in or relating to automatic water-heaters
|
|
GB319493A
|
|
Improvements in valves or cocks
|
