ES60301A1 -
A procedure that consists in the manufacture of a cement sleeper prepared and reinforced for the use of railways and trams with its corresponding wall for the placement of the spirals.
- Google Patents
A procedure that consists in the manufacture of a cement sleeper prepared and reinforced for the use of railways and trams with its corresponding wall for the placement of the spirals.
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Individual
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Individual
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ES60301A1915-05-181915-05-18
A procedure that consists in the manufacture of a cement sleeper prepared and reinforced for the use of railways and trams with its corresponding wall for the placement of the spirals.
ExpiredES60301A1
(en)
A procedure that consists in the manufacture of a cement sleeper prepared and reinforced for the use of railways and trams with its corresponding wall for the placement of the spirals.
A procedure that consists in the manufacture of a cement sleeper prepared and reinforced for the use of railways and trams with its corresponding wall for the placement of the spirals.
A procedure that consists in the manufacture of a cement sleeper prepared and reinforced for the use of railways and trams with its corresponding wall for the placement of the spirals.