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Apparatus for blocking elevator car travel

Elevator – industrial lift truck – or stationary lift for vehicle – Having specific means contacting or on load support for... – Stationarily mounted and having disparate movable contact...
Patent

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Elevator installation with a buffer for creating a zone of...

Elevator – industrial lift truck – or stationary lift for vehicle – Having specific means contacting or on load support for... – Stationarily mounted and having disparate movable contact...
Reexamination Certificate

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Elevator safety system incorporating false pit

Elevator – industrial lift truck – or stationary lift for vehicle – Having specific means contacting or on load support for... – Stationarily mounted and having disparate movable contact...
Patent

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Locking elevator car frame to building during loading/unloading

Elevator – industrial lift truck – or stationary lift for vehicle – Having specific means contacting or on load support for... – Stationarily mounted and having disparate movable contact...
Patent

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Safety arrangement for a hoist

Elevator – industrial lift truck – or stationary lift for vehicle – Having specific means contacting or on load support for... – Stationarily mounted and having disparate movable contact...
Reexamination Certificate

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Safety device for operator protection in low-height shaft...

Elevator – industrial lift truck – or stationary lift for vehicle – Having specific means contacting or on load support for... – Stationarily mounted and having disparate movable contact...
Reexamination Certificate

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