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Ledcor Industries Limited
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Mississauga, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for burying cable in a railway bed
Patent number
6,076,288
Issue date
Jun 20, 2000
Ledcor Industries Limited
Lionel Charles Desmarais
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
Rubber tired railway plough
Patent number
5,596,822
Issue date
Jan 28, 1997
Ledcor Industries Limited
Lionel C. Desmarais
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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