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ES323713A3
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Improvements introduced in the folding structures of pantographic doors. (Machine-translation by Google Translate, not legally binding)
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FR1432922A
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Mobile room partition
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FR1426769A
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Multi-panel hinged door
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GB1093571A
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Movable space divider assembly
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GB1093572A
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Movable space divider assembly
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FR1375008A
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Two-piece hinge plate for folding closure device
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US3095032A
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Folding door fabric stiffening
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FR1251699A
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Stiffening device for folding door
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GB896570A
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Improvements in or relating to folding doors
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ES230157A3
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A folding locking device (Machine-translation by Google Translate, not legally binding)
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