CH80497A
(en )
1919-03-17
Section by section boiler for heating flowing, gaseous or liquid fluids by means of electrical heating
CH78836A
(en )
1918-09-02
Alternating shut-off device for the main line of hot water heating systems, water heating systems, gas tanks or the like
CH80067A
(en )
1919-02-01
Device for utilizing the heating power of flue gases
CH79446A
(en )
1918-12-02
Boilers for hot water heating
CH79420A
(en )
1918-11-16
Self-seller for electricity, gas or liquid
CH79608A
(en )
1919-04-16
Gas bath heater
CH82021A
(en )
1919-08-16
Electric heater for cooking vessels
AT79200B
(en )
1919-11-25
Heating device for ovens.
CH80926A
(en )
1919-09-16
Flow-through boiler for water heating with electrical heating through metal resistors
CH80658A
(en )
1919-09-01
Device for hot water or steam preparation with electric heating for flow operation
CH79240A
(en )
1918-10-16
Feed device for steam boilers
CH81665A
(en )
1919-07-01
water tap
CH81733A
(en )
1919-07-01
Central heating furnace
FR26067E
(en )
1923-07-30
Advanced tap
CH78639A
(en )
1918-08-16
Heater
CH78758A
(en )
1918-09-02
System for heating liquids
FR493145A
(en )
1919-07-31
Hydrocarbon burner
CH81702A
(en )
1919-11-17
Rack for cookware
FR493855A
(en )
1919-08-23
Boiler regulator
CH80892A
(en )
1919-04-16
Liquid fuel burners
CH81820A
(en )
1919-07-16
Tap for liquids and vapors
FR509678A
(en )
1920-11-17
Fluid regulator
CH81576A
(en )
1919-06-16
Furnace for space heating
CH66264A
(en )
1914-08-17
Device for the electrical heating of flowing liquids or gases
CH79416A
(en )
1918-11-16
Gas burner for oven heating