CH241271A
(en )
1946-02-28
Vertical water tube boiler.
DK69347C
(en )
1949-06-13
Device for fireplaces for hot water and steam boilers.
DK65451C
(en )
1947-03-03
Device at Fireplaces in Steam and Hot Water Boilers.
FR1095505A
(en )
1955-06-03
High pressure steam or hot water boiler
FR893702A
(en )
1944-10-24
Central heating boiler for all fuels
DK65321C
(en )
1947-01-13
Steam or hot water boiler for alternating firing with fuel of different piece sizes.
FR902052A
(en )
1945-08-17
Steam or hot water boiler
FR904688A
(en )
1945-11-13
Hot water or steam boiler
CA420583A
(en )
1944-05-30
Boiler for steam cookers
DK90681C
(en )
1961-04-04
Device for steam or hot water boilers.
DK70087C
(en )
1949-10-17
Hot water boiler for gas or oil heating.
DK65547C
(en )
1947-08-25
Device for hot water boilers with heat accumulator.
DK64394C
(en )
1946-04-08
Device for Fireplaces with Mechanical Stoves for Central Heaters.
FR907405A
(en )
1946-03-12
Heating boiler
DK71128C
(en )
1950-06-19
Upright steam boiler.
DK67374C
(en )
1948-08-09
Device by Boilers with Magazine Fireplace and Water Sheath.
CH241179A
(en )
1946-02-28
Hot water heating system.
DK69496C
(en )
1949-07-04
Device by ace boiler.
DK67197C
(en )
1948-07-12
Hot water boiler.
DK66815C
(en )
1948-05-18
Shaking device for steam boiler grates.
DK65607C
(en )
1947-09-08
Sootblower for Boilers and similar Heaters.
DK73557C
(en )
1951-12-27
Device for steam and hot water boilers of the reservoir type.
DK65296C
(en )
1947-01-06
Device by a Central Heating boiler equipped with a thermostat for extinguishing the fuel.
CA399192A
(en )
1941-09-09
Steam or hot water boiler
DK65406C
(en )
1947-02-10
Device by Central Heating Boilers.