IT1141874B -
COMBINATION OF TWO PREFABRICATED REINFORCED CONCRETE BEAMS FOR CONSTRUCTION OF ROOFS WITH INDIRECT LIGHTING FROM ABOVE
- Google Patents
COMBINATION OF TWO PREFABRICATED REINFORCED CONCRETE BEAMS FOR CONSTRUCTION OF ROOFS WITH INDIRECT LIGHTING FROM ABOVE
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Publication number
IT1141874B
IT1141874BIT8085579AIT8557980AIT1141874BIT 1141874 BIT1141874 BIT 1141874BIT 8085579 AIT8085579 AIT 8085579AIT 8557980 AIT8557980 AIT 8557980AIT 1141874 BIT1141874 BIT 1141874B
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Priority to IT8085579ApriorityCriticalpatent/IT1141874B/en
Publication of IT8085579A0publicationCriticalpatent/IT8085579A0/en
Application grantedgrantedCritical
Publication of IT1141874BpublicationCriticalpatent/IT1141874B/en
IT8085579A1980-06-301980-06-30
COMBINATION OF TWO PREFABRICATED REINFORCED CONCRETE BEAMS FOR CONSTRUCTION OF ROOFS WITH INDIRECT LIGHTING FROM ABOVE
IT1141874B
(en)