CH35178A
(en )
1906-07-15
Embedding of tram rails in street pavement made from plastic masses
CH40591A
(en )
1908-08-01
Reinforced concrete railway sleeper
CH37979A
(en )
1907-10-15
Iron-reinforced concrete railway sleeper
FR432395A
(en )
1911-12-05
Rail fastening system on beams, blocks, sleepers in wood or reinforced concrete
CH37985A
(en )
1907-07-15
Reinforced concrete railway sleeper
FR356015A
(en )
1905-11-18
Improvements in reinforced concrete railway sleepers
FR393485A
(en )
1908-12-23
Reinforced concrete sleepers
FR384463A
(en )
1908-04-10
Reinforced concrete railway sleeper
CH35413A
(en )
1906-08-15
Railway track with a running track embedded in a concrete block
CH46533A
(en )
1910-03-16
Construction in molded blocks and reinforced concrete
FR370074A
(en )
1907-01-28
Elastic outriggers, in reinforced concrete and asphalt, for railways
FR367443A
(en )
1906-10-29
Rail sleepers
CH35777A
(en )
1906-10-31
Road sweeper
FR358475A
(en )
1906-02-17
Railway crossings
CH29375A
(en )
1904-08-15
Reinforced concrete railway sleeper
CH35619A
(en )
1906-09-15
Device for fastening railroad tracks to sleepers
DK11027C
(en )
1908-07-06
Arrangement of Road Intersections with Railways.
FR416608A
(en )
1910-10-25
Reinforced concrete railway sleeper
FR356932A
(en )
1905-12-13
Improvements in railway sleepers
FR388556A
(en )
1908-08-17
Reinforced concrete sleeper for railway tracks
FR361424A
(en )
1906-06-26
Railway sleepers
CH43859A
(en )
1909-06-16
Device for fastening railroad tracks
FR371196A
(en )
1907-02-28
Railroad barrier
CH37698A
(en )
1907-07-15
Reinforced concrete railroad tie
CH40418A
(en )
1908-06-16
Railroad tie made of reinforced cement floor