|
US1596284A
(en)
|
|
malmgren |
|
PL36981B1
(cs)
|
|
|
|
ES460140A1
(es)
|
|
Elemento modular para construccion de vivienda.
|
|
DE452412C
(de)
|
|
Estrichfussboden
|
|
US2490537A
(en)
|
|
Building construction
|
|
GB723675A
(en)
|
|
Improvements in or relating to roofs
|
|
US1392402A
(en)
|
|
Building-wall construction
|
|
US1749524A
(en)
|
|
barbato |
|
PL36973B1
(cs)
|
|
|
|
ES306212A1
(es)
|
|
Mejoras introducidas en la fabricaciën de elementos prefabricados para la construcciën de edificios
|
|
US470901A
(en)
|
|
Construction of buildings |
|
US1128514A
(en)
|
|
Reinforced-concrete and masonry structure.
|
|
US701165A
(en)
|
|
Building-block.
|
|
US773215A
(en)
|
|
Building construction.
|
|
US799988A
(en)
|
|
Partition-wall construction.
|
|
DE1974841U
(de)
|
|
Deckenbauteil.
|
|
US1567422A
(en)
|
|
Wall construction
|
|
US915665A
(en)
|
|
Fireproof wall and ceiling.
|
|
PL38091B1
(cs)
|
|
|
|
US2026294A
(en)
|
|
Building construction
|
|
US610070A
(en)
|
|
William c |
|
US1520344A
(en)
|
|
Building construction
|
|
ES1299054U
(es)
|
|
Pieza constructiva para muros de carga y cerramientos
|
|
RO82319B
(ro)
|
|
Structura de constructie de elemente prefabricate pentru cladiri de locuit
|
|
PL18226B1
(pl)
|
|
Strop betonowy.
|