CH81273A
(en )
1919-07-16
Device for preventing railroad tracks from moving
FR496878A
(en )
1919-11-19
Pneumatic track system
CH73996A
(en )
1916-12-16
Device for preventing railroad tracks from moving
CH78011A
(en )
1918-10-16
Device for preventing railroad tracks from moving
AT86797B
(en )
1921-12-27
Device for preventing rail wandering.
FR489520A
(en )
1919-02-14
Improvements made to crossing devices for railway tracks
CH54614A
(en )
1912-06-01
Device for preventing railroad tracks from moving
AT80183B
(en )
1920-02-25
Device for removing snow from trackDevice for removing snow from track rails. appeared.
CH61643A
(en )
1913-10-01
Device for preventing railroad tracks from moving
CH80185A
(en )
1919-02-17
Railroad track for small railways
CH77944A
(en )
1918-06-01
Parallel guidance on tear rails
DK30130C
(en )
1922-08-28
Device for control devices for railway trains.
ES66747A1
(en )
1918-05-01
Railroad rail junctions.
FR489519A
(en )
1919-02-14
Rail joints
FR490593A
(en )
1919-04-29
Railway sleepers
FR490279A
(en )
1919-04-15
Improvements to switches for railway tracks
FR491314A
(en )
1919-05-30
Train control system
CH80069A
(en )
1919-06-16
Device for extracting smoke from locomotives
FR489112A
(en )
1918-12-20
Boat train
CH82750A
(en )
1919-10-16
Tram track
CH79177A
(en )
1918-10-16
Device for electroosmotic drainage
CH78546A
(en )
1918-08-01
Device for electroosmotic drainage
FR490670A
(en )
1919-05-03
Anti-tracking claw for railway tracks
DK30497C
(en )
1922-10-23
Railway signaling apparatus.
FR505399A
(en )
1920-07-29
Bogie system