FR1113697A
Expired / Lapsed
FR
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Method for intermittent adjustment of the lifting height of a fixed crane with a rotating tower according to the progress of the erection of a building
Assignee: OTTO KAISER K G MASCHF
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Filing: 1954-11-24
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Granted: 1956-04-03
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Expires: 1974-11-24
Abstract
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FR
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google_patents
Last Synchronized
2026-10-29 21:54
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/26; B66C23/28; B66C23/32
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