FR608182A
(en )
1926-07-22
Direct flow valve
AT102610B
(en )
1926-02-25
Self-regulating gas and water valve for liquid heaters.
AT109140B
(en )
1928-03-26
Shut-off valve for air tank flushing devices.
FR642917A
(en )
1928-09-06
Valve
DK38633C
(en )
1928-04-02
Fuel valve.
AT131985B
(en )
1933-02-25
Mixing valve for water heater.
AT112388B
(en )
1929-02-25
Control device for the extraction of gas bath stoves.
DK38674C
(en )
1928-04-16
Water heater, specially designed for gas heating.
DK35591C
(en )
1926-02-08
Water heater for Stoves.
DK39347C
(en )
1928-10-08
Shut-off tap for heaters.
FR609231A
(en )
1926-08-11
Float valve
DK37988C
(en )
1927-09-26
Burner for Liquid Fuel.
DK41356C
(en )
1929-12-23
Valve for internally arranged air hoses.
DK33607C
(en )
1924-09-01
Method for the manufacture of hot water tanks for central heating systems and the like.
DK37878C
(en )
1927-08-29
Gasket for Cold Water Valves.
DK41281C
(en )
1929-12-16
Fluid valve.
DK39698C
(en )
1929-01-07
Shut-off and control tap for steam and water heating systems.
DK42687C
(en )
1930-07-28
Combined Tap and Valve Device for Water Filters.
DK40444C
(en )
1929-07-08
Shut-off valve for automatic pipeline connections.
DK39613C
(en )
1928-12-17
Expansion tank with Hot water tank.
DK32583C
(en )
1923-12-03
Shut-off tap for heaters.
FR612453A
(en )
1926-10-25
Improvement in fluid heaters
ES100234A1
(en )
1927-01-16
A shut-off valve regulator.
DK38348C
(en )
1928-01-23
Automatically acting inlet valve for rooftops and the like.
DK39484C
(en )
1928-11-12
Fireplace for liquid or gaseous Fuel.