DK34742C
(en )
1925-07-13
Pipe extension indicator with Safety device for Steam generators with rotating Water layer.
DK34388C
(en )
1925-04-14
Safety device for steam generators with rotating water layer.
SU4245A1
(en )
1927-12-31
Safety tip for water faucet
DK33261C
(en )
1924-05-26
Device for steam generators with rotating water layers.
SU8139A1
(en )
1929-02-28
Device to indicate the water level in the boiler
DK33049C
(en )
1924-04-07
Device for feed water preheaters for steam generators with rotating water layers.
DK34387C
(en )
1925-04-14
Safety regulator for Steam Generators with revolving Water Layers.
ES89537A1
(en )
1924-08-01
Steam boiler extension indicator with safety device, for steam generator with rotating water layer.
FR664690A
(en )
1929-09-06
Automatic safety device for boilers or steam generators
CA232186A
(en )
1923-06-26
Water circulating device for steam boilers
ES89547A1
(en )
1924-12-01
Safety regulator for steam generators with rotating water layer.
ES89561A2
(en )
1925-05-01
Safety regulator for steam generators with rotating water layer.
DK40670C
(en )
1929-08-26
Device for Water Pipe Boilers.
ES90542A1
(en )
1924-09-16
Apparatus in steam generators with rotating water layer.
FR621196A
(en )
1927-05-06
Provision for steam generation
DK28073C
(en )
1921-07-25
Device for Water Pipe Boilers.
DK35769C
(en )
1926-03-15
Water pipe boiler.
DK35941C
(en )
1926-05-03
Water pipe boiler.
DK36419C
(en )
1926-08-23
Water pipe boiler.
DK35506C
(en )
1926-01-18
Water pipe boiler.
DK35478C
(en )
1926-01-04
Water pipe boiler.
FR618398A
(en )
1927-03-08
Steam generator
FR632223A
(en )
1928-01-05
Steam generator
DK31621C
(en )
1923-04-30
Device for steam and hot water radiators.
CA243330A
(en )
1924-09-30
Water gauge and alarm device for steam boilers