ES491698A0
(en )
1980-12-16
IMPROVEMENTS IN SOUNDPROOF CONSTRUCTION ELEMENTS- RES
TR21804A
(en )
1985-07-19
ZIRAI UERELER AND IZOUERELER
MX150108A
(en )
1984-03-15
IMPROVEMENTS IN SCAFFOLDING ASSEMBLY FOR CONSTRUCTION
ES496870A0
(en )
1982-01-01
IMPROVEMENTS IN THE MANUFACTURE OF SANITARY BLOCKS
AR219590A1
(en )
1980-08-29
PREFABRICATED PANEL FOR CONSTRUCTION AND PROCEDURE FOR MANUFACTURING IT
ES530975A0
(en )
1984-12-01
IMPROVEMENTS IN THE CONSTRUCTION OF COAGULOMETERS
MX164079B
(en )
1992-07-13
3-POLYMERIZABLE AROYLOXYPHENYL CARBAMATES AND METHODS FOR THE PREPARATION AND USE
ES502890A0
(en )
1982-04-01
IMPROVEMENTS INTRODUCED IN THE STRUCTURES FOR THE CONSTRUCTION OF BUILDINGS
ES485225A0
(en )
1980-12-16
IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION AND ASSEMBLY OF APPARATUSES FOR RECREATIONAL GAMES.
ES493095A0
(en )
1981-03-16
IMPROVEMENTS IN THE CONSTRUCTION OF TERMINALS FOR ELECTRIC CA-BLES
MX152031A
(en )
1985-05-24
IMPROVEMENTS IN THE CONSTRUCTION OF POOLS
AR226164A1
(en )
1982-06-15
IMPROVEMENTS IN PREFABRICATED BASES FOR THE CONSTRUCTION OF HOUSING AND SIMILAR
ES488816A0
(en )
1980-12-01
IMPROVEMENTS IN THE CONSTRUCTION OF PITS AND THE LIKE
MX151888A
(en )
1985-04-25
IMPROVEMENTS IN PREFABRICATED SLAB AND PROCEDURE FOR THE CONSTRUCTION OF THE SAME
ES490153A0
(en )
1980-11-01
IMPROVEMENTS IN THE CONSTRUCTION OF FIREPLACES FOR HOUSING AND SIMILAR
AR227013A1
(en )
1982-09-15
MODULAR CONSTRUCTION FOR HOUSING AND SIMILAR
MX151887A
(en )
1985-04-25
IMPROVEMENTS IN PREFABRICATED WALL AND PROCEDURE FOR THE CONSTRUCTION OF THE SAME
ES485478A0
(en )
1981-02-16
IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF MAQUI-NAS RECREATIVAS DE SALON
AR207516A1
(en )
1976-10-08
SET OF MODULAR AND PRE-MOLDED ELEMENTS FOR THE CONSTRUCTION OF ECONOMIC HOUSING
AR222506A1
(en )
1981-05-29
IMPROVEMENTS IN STRUCTURES FOR THE CONSTRUCTION OF BUILDINGS
BR8005533A
(en )
1981-08-04
PREFABRICATED LABORATORY
AR221011A1
(en )
1980-12-15
STRUCTURE FOR THE CONSTRUCTION OF HOUSING AND SIMILAR WALLS
ES487590A0
(en )
1980-12-16
IMPROVEMENTS IN THE CONSTRUCTION AND ASSEMBLY OF LOCKS
ES247118Y
(en )
1980-09-16
STRUCTURE FOR THE FORMATION OF SHELVES AND SIMILAR
AR220030A1
(en )
1980-09-30
MODULAR PANEL FOR THE CONSTRUCTION OF HOUSING AND SIMILAR