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DK5729C
(en)
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Railway sleeper of cement and iron with cavities and arrangement at the same to the rail fastening.
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FR349067A
(en)
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Fastening the rails to the reinforced concrete sleepers
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CH31697A
(en)
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Railway sleeper
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FR320261A
(en)
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Improvements made to the construction of rail fasteners
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|
DK5750C
(en)
|
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Rail fastening to Moniersveller.
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|
DK8909C
(en)
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|
Railway sleeper of Iron and Wood.
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FR332269A
(en)
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Improvements in rail jointing
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DK5998C
(en)
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|
Device for Fastening Iron Rail Rails.
|
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DK7397C
(en)
|
|
Device at sleepers of cement concrete with iron inserts.
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|
DK3035C
(en)
|
|
Railway sleepers of Cement mortar with Iron inserts.
|
|
DK3076C
(en)
|
|
Concrete railway sleepers with internal iron skeleton.
|
|
FR1542E
(en)
|
|
Improvements to tram rails
|
|
FR328540A
(en)
|
|
Improvements to tram rails
|
|
FR334711A
(en)
|
|
Metal sleepers
|
|
FR7425E
(en)
|
|
Reinforced brick constructions
|
|
FR352906A
(en)
|
|
Combination rail joint and bushing
|
|
FR329151A
(en)
|
|
Improvements to sleepers
|
|
FR342623A
(en)
|
|
Improvements in rail joints
|
|
FI1913A
(en)
|
|
Luktfri lyftklosett med självverkande lock
|
|
FR330935A
(en)
|
|
Railway sleeper made of wood, iron and cement, with special device for fixing the rails
|
|
CH30030A
(en)
|
|
Rail joint connection
|
|
CH32237A
(en)
|
|
Rail joint connection
|
|
CH32240A
(en)
|
|
Rail joint connection
|
|
FR351796A
(en)
|
|
Advanced steel and concrete construction
|
|
GB190406930A
(en)
|
|
Improvements in Railroad Ties or Sleepers.
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