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National Steel Car Limited patents

Recent patent applications related to National Steel Car Limited. National Steel Car Limited is listed as an Agent/Assignee. Note: National Steel Car Limited may have other listings under different names/spellings. We're not affiliated with National Steel Car Limited, we're just tracking patents.

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 new patent  Railroad car and end door assembly therefor

A gondola car has a door and an associated door frame the end. The door hangs hingedly from the header of the frame. ... National Steel Car Limited

Autorack railroad car having convertible deck structure

An autorack railroad car has decks that are movably reconfigurable between tri-level and bi-level configurations. They are also movable to permit greater vertical clearance room for loading the main deck. ... National Steel Car Limited

Rail road car and truck therefor

A railroad car truck for a railroad freight car, such as an autorack car, has a bolster mounted cross-wise between two sideframes. The bolster ends are mounted on respective spring groups carried by the sideframes. ... National Steel Car Limited

Tank car apparatus

A railroad tank car may have external fittings, such as a bottom opening valve, that protrude from the bottom of the tank car tank. In a derailment the tank car tank may meet the ground. ... National Steel Car Limited

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with National Steel Car Limited in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for National Steel Car Limited with additional patents listed. Browse our Agent directory for other possible listings. Page by