BR6911682D0
(en )
1973-02-01
IMPROVEMENTS IN CONSTRUCTION TOYS
BR6914967D0
(en )
1973-02-08
IMPROVEMENTS IN RODIZIOS
BR6802430D0
(en )
1973-02-13
IMPROVEMENTS IN AND RELATING TO BUILDINGS
BR7107754D0
(en )
1973-04-10
IMPROVEMENTS IN AND RELATED TO FOOTWEAR
BR6803863D0
(en )
1973-03-13
IMPROVEMENT IN AND RELATED TO PADIOLAS
BR6907941D0
(en )
1973-01-23
IMPROVEMENT IN AND RELATED TO FOAS-CAMA
BR7191501D0
(en )
1973-12-27
IMPROVEMENTS IN OR RELATING TO LUMINESCENT SCREENS
BR6805064D0
(en )
1973-01-30
IMPROVEMENT IN AND RELATED TO BALANCO ARMCHAIRS
BR6804252D0
(en )
1973-02-01
PERFECTING IN AND RELATING TO AMPOLAS
BR6803296D0
(en )
1973-02-08
IMPROVEMENTS IN OR RELATING TO SIPHES
BR6803632D0
(en )
1973-01-30
IMPROVEMENTS IN OR RELATING TO FORNO-TUNEL
BR6909970D0
(en )
1973-02-27
PERFECTING IN AND REFERRING TO FREZA
BR6909969D0
(en )
1973-02-27
PERFECTING IN AND REFERRING TO FREZA
AT312219B
(en )
1973-12-27
Prefabricated building
BR6804376D0
(en )
1973-01-25
IMPROVEMENTS IN OR RELATING TO SPEAKERS
BR6914493D0
(en )
1973-01-11
IMPROVEMENT IN AND REFERRING TO PANTIES
BR6801339D0
(en )
1973-01-09
IMPROVEMENT IN AND RELATED TO GALVANOMETER
BR6802517D0
(en )
1973-01-18
PERFECTING IN AND RELATING TO PIANOS
BR6909252D0
(en )
1973-01-23
PERFECTING IN AND RELATING TO MASSEIRA
BR6802530D0
(en )
1973-03-08
IMPROVEMENTS IN OR RELATING TO FANS
BR6913371D0
(en )
1973-05-10
IMPROVEMENT IN AND REFERRED TO PIROTECNICO ROCKET
BR6801613D0
(en )
1973-02-08
IMPROVEMENTS IN AND RELATING TO HYDRAULIC SIPHON
BR7015796D0
(en )
1973-03-13
IMPROVEMENT IN AND RELATED TO THE HOSE
BR7202767D0
(en )
1974-01-24
IMPROVEMENT IN AND RELATED TO GRADIS IN GENERAL
BR6804130D0
(en )
1973-02-01
IMPROVEMENT IN AND RELATED TO FOLDERS