CH4087A
(en )
1892-02-15
Device on fire tubes to keep fly ash clean
CH5231A
(en )
1892-11-30
Pre-boiler on steam boilers for the purpose of smoke combustion
CH3276A
(en )
1891-08-31
Device for the conduction of fire gases in flame tube steam boilers
CH9354A
(en )
1895-05-31
Firing device with smoke consumption for steam boilers
CH4035A
(en )
1892-02-15
Soldering device
CH17833A
(en )
1899-08-31
Device for collecting smoke when taking pictures by means of flash light
CH4219A
(en )
1892-06-15
Chimney
CH3233A
(en )
1891-07-31
Device for cleaning scaffolding on threshing machines
CH4080A
(en )
1892-05-31
Firing with smoke combustion
CH3860A
(en )
1892-01-15
Pneumatic device for striking strings with vibrating tongues
CH4286A
(en )
1892-04-15
Knife cleaning device
CH3613A
(en )
1891-10-31
Incombustible wick
CH4485A
(en )
1892-06-15
Chimney hat with protective device for the smoke outlet
CH3056A
(en )
1891-05-30
Advanced acoustic tube
CH4073A
(en )
1892-02-15
Matchbox
CH2317A
(en )
1890-10-15
Device for milking
CH3677A
(en )
1891-12-31
Device for forming strange grids
CH3937A
(en )
1892-01-15
Chimney top
CH5906A
(en )
1893-04-29
Smoke absorption device
CH3024A
(en )
1891-07-31
Device for perforating paper tubes
CH4266A
(en )
1892-03-31
Device for locking clockworks
CH4719A
(en )
1892-07-30
Device for casting double-sided artificial honeycombs
CH5904A
(en )
1893-05-15
Fire grate with device for air distribution
CH5938A
(en )
1893-04-29
Fire grate with device for air distribution
CH3938A
(en )
1892-01-15
Cleaning rod