BE575420A
(en )
1959-05-29
Improvements relating to cooking appliances.
BE619597A
(en )
1962-10-15
Improvements to heating devices
BE584917A
(en )
1960-03-16
Improvements to electric heaters.
FR1318547A
(en )
1963-02-15
Improvements to electric heaters
FR76162E
(en )
1961-09-22
Combiner for electric heating devices
FR1306576A
(en )
1962-10-13
Improvements to heating devices
FR1190217A
(en )
1959-10-09
Improvements in space heating means
BE618472A
(en )
1962-10-01
Improvements to electric fan-assisted heaters
FR1241489A
(en )
1960-09-16
Improvements to electric heating devices
FR1201596A
(en )
1960-01-04
Improvements to central heating installations
BE596006A
(en )
1961-04-13
Improvements relating to electric heaters.
FR1296861A
(en )
1962-06-22
Improvements to space heaters
FR74820E
(en )
1961-03-03
Improvements to heating devices
BE611936A
(en )
1962-06-22
Improvements to space heaters
FR1278191A
(en )
1961-12-08
Improvements to central heating installations
FR1240233A
(en )
1960-09-02
Improvements to central heating radiators
FR1271203A
(en )
1961-09-08
Improvements to heating devices
FR1265245A
(en )
1961-06-30
Improvements to heating devices
FR1270622A
(en )
1961-09-01
Improvements to heating devices
FR1288642A
(en )
1962-03-24
Improvements to dielectric heaters
FR1190472A
(en )
1959-10-13
Improvements to heating devices
BE593427A
(en )
1961-01-26
Improvements to oil heaters.
FR1160530A
(en )
1958-07-17
Improvements to electric heaters
BE607796Q
(en )
1962-01-02
Improvements made to electric water heaters.
GR19374B
(en )
1959-01-07
ELECTRIC HEATER.