CH2489A
(en )
1890-11-29
Automatic safety device for steam boilers
CH4444A
(en )
1892-05-14
Safety device for steam boilers
CH2551A
(en )
1890-12-15
Steam car
CH2145A
(en )
1890-08-15
Boiler feed pump for hot feed water
CH2488A
(en )
1890-11-15
Water heating device for larger stoves
CH4483A
(en )
1892-05-31
Automatic food pusher regulator for steam boilers
CH1976A
(en )
1890-07-15
Automatic loading device for all types of boilers
CH5285A
(en )
1892-11-15
Flame tube insert for steam boiler
CH4423A
(en )
1892-05-14
Automatic gas shut-off device
CH4432A
(en )
1892-05-31
Automatic gas shut-off device
CH2414A
(en )
1890-11-15
Automatic cooker
CH2171A
(en )
1890-08-30
Improved steam generator
ES10488A1
(en )
1890-03-16
An electrical safety appliance for steam boilers.
CH2045A
(en )
1890-07-15
Automatic pressure regulator
CH3673A
(en )
1891-11-30
Steam boiler system
CH1971A
(en )
1890-06-30
Boiler valve for hydraulic rams
CH1373A
(en )
1889-11-23
Water level regulator for steam boilers
CH3313A
(en )
1891-09-15
Automatic, centrally acting ventilation device for low-pressure steam heating
ES11500A1
(en )
1891-01-16
A descaler for steam boilers.
CH2615A
(en )
1891-01-31
Automatic vending machine
CH5510A
(en )
1893-01-31
Device for the automatic starting of the feed apparatus for steam boilers
CA33813A
(en )
1890-02-27
Steam boiler
CA35306A
(en )
1890-10-29
Steam boiler
CA35647A
(en )
1890-12-20
Steam boiler
CA33552A
(en )
1890-02-01
Steam boiler