2019
|
Invention
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Device, system and method for electrical arc suppression on a power rail. A direct current (DC) t... |
2010
|
G/S
|
Management and the promotion of health and safety programs within a public transportation system. |
1994
|
G/S
|
|
1984
|
G/S
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Operation and management of a public transit system in and about Metropolitan Toronto. |
1980
|
G/S
|
Operation and management of a public transportation system in the municipality of Metropolitan To... |
1979
|
G/S
|
The operation and management of a public transportation system for handicapped persons, maintaine... |
|
G/S
|
Operation and management of a public transportation system. |
1954
|
G/S
|
The maintenance, operation and management of a local, public, trasportation system for the convey... |