Patent FR1235540A successfully refreshed from Google Patents.
FR1235540A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Cardboard formwork to form the cavities of reinforced concrete slabs and hollow panels
Assignee: Dropsy S A
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Filing: 1959-05-29
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Granted: 1960-07-08
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Expires: 1979-05-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 19:16
CPC Classifications
B; B28; B28B; B28B23/00; B28B23/0068; E; E04; E04B; E04B5/00; E04B5/02; E04B5/04; E04B5/043; E04B5/16; E04B5/32; E04B5/36; E04G; E04G9/00; E04G9/08; E04G9/083
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