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CH642130A5
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Process for forming a dome-shaped spatial roof and reticular structure for effecting said process
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IL57414D0
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Improvements in permanent weahter covers
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US4296585A
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Permanent weather covers
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DE2454274A1
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Self supporting skeleton dome construction - using members joined flat, web of flexible strips concrete, and compressed gas for raising
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US3686818A
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Expandible reinforcement structure for inflatable domes
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FR94811E
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Device for erecting construction works, by inflating an expandable element.
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ES340504A2
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Improvements in the provisions to build buildings. (Machine-translation by Google Translate, not legally binding)
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