CH401326A
(en )
1965-10-31
Device for heating a liquid
OA00314A
(en )
1966-05-15
Device for regulating a gas flow.
BE611903A
(en )
1962-04-16
Device for regulating the gas supply to a heater
FR1234792A
(en )
1960-10-19
Device for using solar radiation for heating
FR1274557A
(en )
1961-10-27
Device for heating a liquid
FR1345484A
(en )
1963-12-06
Power supply device for a gas heater
FR88147E
(en )
1966-12-16
Device for heating a fluid stream
FR1254728A
(en )
1961-02-24
Air supply regulator for heaters
CH490642A
(en )
1970-05-15
Device for regulating a gasification heater
FR1175774A
(en )
1959-04-01
Supply device for gas burners
FR1528734A
(en )
1968-06-14
Regulator for respiratory gas supply device
FR1376720A
(en )
1964-10-31
Electro-magnetic device regulating the flow of a liquid fuel supplying a heating device
FR1259876A
(en )
1961-04-28
Covering device for space heating radiator
FR1471445A
(en )
1967-03-03
Device for the purification of hot gases
BE591919A
(en )
1960-10-03
Covering device for space heating radiator.
FR1307803A
(en )
1962-10-26
Liquid fuel heater
FR1240334A
(en )
1960-09-02
Device for regulating combustion in the hearth of a heating appliance
FR1228923A
(en )
1960-09-02
Control device for central heating
FR1334656A
(en )
1963-08-09
Liquid fuel heater
FR1265229A
(en )
1961-06-30
Improved safety device for the gas supply to a burner
FR1539848A
(en )
1968-09-20
Device for adjusting the gas supply to the burner of a gas-heated appliance
FR1296068A
(en )
1962-06-15
Electrical device for heating a fluid
FR1251918A
(en )
1961-01-20
Device for regulating the power supply of a liquid fuel appliance
CH381248A
(en )
1964-08-31
Fluid heater
FR1243841A
(en )
1961-01-18
Apparatus for heating a fluid stream, in particular gaseous