CH26549A
(en )
1903-09-15
Cross members for railways, in reinforced concrete, with fasteners to fix the rails
FR356015A
(en )
1905-11-18
Improvements in reinforced concrete railway sleepers
FR432395A
(en )
1911-12-05
Rail fastening system on beams, blocks, sleepers in wood or reinforced concrete
FR329592A
(en )
1903-08-03
New metal fastening system to fix the vine on the stakes
FR579682A
(en )
1924-10-21
Rail fastening and support system on concrete, especially applicable to the construction of reinforced concrete railway sleepers
FR412069A
(en )
1910-07-02
Reinforced cement railway sleeper, with wooden pads to support and fix the rails
FR348813A
(en )
1905-04-27
Fastening system to secure the rails to the sleepers
US838738A
(en )
1906-12-18
Track-fastening.
FR353851A
(en )
1905-09-22
Improvements in training controls
US647569A
(en )
1900-04-17
Railway-signal foundation.
US897580A
(en )
1908-09-01
Metallic railway-tie.
US53651A
(en )
1866-04-03
Improved railway-signal
US368834A
(en )
1887-08-23
jonson
FR397891A
(en )
1909-05-19
Improvement in the laying of railway tracks by means of reinforced concrete sleepers
FR14654E
(en )
1912-01-29
Improvement in the laying of railway tracks by means of reinforced concrete sleepers
FR341807A
(en )
1904-08-20
Improvements in railway sleepers
GB190309404A
(en )
1904-04-25
Improvements in Mono-railways and Vehicles therefor.
FR356932A
(en )
1905-12-13
Improvements in railway sleepers
GB190311135A
(en )
1904-05-12
Improvements in the Permanent Way for Tramways or Street Railways.
ES31739A3
(en )
1903-07-01
Improvements introduced in the construction of "Orallab" system reinforced concrete objects.
GB366242A
(en )
1932-02-04
Improvements in, and relating to, points and crossings for tramways
FR370074A
(en )
1907-01-28
Elastic outriggers, in reinforced concrete and asphalt, for railways
FR362240A
(en )
1906-06-12
Improvements in the manufacture of steel for railways and tramways
FR441051A
(en )
1912-07-29
Reinforced cement sleeper for railways with special iron and wood fasteners for the rails
FR342553A
(en )
1904-09-12
Suspender with tie rods fitted with fixing hooks for the pants