CH355645A
(en )
1961-07-15
Agricultural heating installation for frost control
CH345193A
(en )
1960-03-15
Agricultural heating installation for frost control
CH349120A
(en )
1960-09-30
Agricultural heating installation for frost control
CH352526A
(en )
1961-02-28
Agricultural heating installation for frost control
CH363847A
(en )
1962-08-15
Agricultural heating installation for frost control
FR1218897A
(en )
1960-05-13
Agricultural installation for frost control
FR1250119A
(en )
1961-01-06
Agricultural installation for frost control
CA546485A
(en )
1957-09-24
Control for hot water heating system
FR1232273A
(en )
1960-10-06
Radiator for central heating system
CA545785A
(en )
1957-09-03
Thermostatic control device for water heaters
AU207381B2
(en )
1956-07-12
Thermostatic control means for gas-heated water heaters
CA537901A
(en )
1957-03-05
Hot water heating system
CA549558A
(en )
1957-12-03
Hot water heating system
FR1194997A
(en )
1959-11-13
Draft switch, especially for heating installation
FR1211985A
(en )
1960-03-21
Underfloor heating installation
AU204085B2
(en )
1956-05-03
Improved control system fora heater element
AU206631B2
(en )
1956-05-03
Improved control system fora heater element
FR1217186A
(en )
1960-05-02
Central heating radiator
CA514223A
(en )
1955-06-28
Hot water heating system
CA533189A
(en )
1956-11-13
Water heater control
FR1214048A
(en )
1960-04-05
Installation for heating vehicles
FR81506E
(en )
1963-10-04
Central heating installation
CA513688A
(en )
1955-06-14
Radiant heating installation
CA509038A
(en )
1955-01-11
Radiant heating installation
AU229743B2
(en )
1959-01-08
Anew or improved unit for supplying hotair for heating or drying