HK128293A
(en )
1993-11-26
Boiler steam temperature controller
PL54388Y1
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1996-08-30
Central heating boiler operation controller for gas-fired boilers
PL54407Y1
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1996-08-30
Central heating boiler operation controller for gas-fired boilers
GB9217627D0
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1992-09-30
Improved burner,particularly suitable for wall-mounted boilers
GB2243953B
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1994-08-24
Improved flow switch, particularly suitable for gas-fired wall boilers
LT95073A
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1996-01-25
Boiler for central heating
PL276252A1
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1990-06-11
System for controlling operation of a gas-fired furnace in particular that of central heating boiler
PL269199A1
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1989-06-12
Room-mounted temperature controller for gas-fired central heating boilers
PL284092A1
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1991-09-09
Gas-fired central heating boiler
PL281013A1
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1991-02-11
Gas-fired heating boiler
GB9610169D0
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1996-07-24
Heating boiler controller
GB9109432D0
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1991-06-26
Central heating boiler control
GB9518004D0
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1995-11-08
A burner head for oil-fired or gas-fired heating apparatus
GB9206849D0
(en )
1992-05-13
Heat exchanger for a gas-fired burner
PL283710A1
(en )
1991-08-26
Furnace attachment for a coal-fired central heating boiler
PL296042A1
(en )
1994-04-05
Electrode-type heating boiler
HU9303125D0
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1994-01-28
Heat storing boiler for central heating
PL307732A1
(en )
1996-09-16
Heating boiler with gas- or oil-fired furnace
GB9206489D0
(en )
1992-05-06
Heating boilers
PL100773U3
(en )
1996-01-08
Central heating water boiler
PL54062Y1
(en )
1996-04-30
Central heating boiler
PL53728Y1
(en )
1996-01-31
Central heating boiler
PL54011Y1
(en )
1996-04-30
Central heating boiler
PL54330Y1
(en )
1996-07-31
Central heating boiler
PL271760A1
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1989-10-16
Automatic control system for gas-fired central heating water boilers