GR1923B
(en )
1928-07-26
IMPROVEMENTS IN A NEW WAY APPLIED TO THE TRANSPORTATION OF SEAFLOWER AND TRAIN.
FR674376A
(en )
1930-01-28
Lock nuts
GR1730B
(en )
1928-01-30
NEW WAY APPLIED TO SHIP, SEA PLANE AND TRAIN.
CH138378A
(en )
1930-02-28
Bronze and tincture containers.
FR647506A
(en )
1928-11-26
Shaker-tarare-screen and bagger
FI11968A
(en )
1928-05-03
Combined open and covered freight wagon
ES105443A1
(en )
1928-02-01
Improvements in the manufacture of benzine and hydrocarbons.
ES110049A3
(en )
1928-12-01
Improvements in the laying and lifting of railway tracks.
GR1854B
(en )
1928-06-01
SYMIUM SYSTEM SOLVING AND AFTER CONTINUOUS TENSION.
ES110557A1
(en )
1929-01-16
Improvements in wheels for locomotives and other applications.
GR2276B
(en )
1929-04-23
METHOD AND ORGANIZATION OF IRROGATION.
ES104322A1
(en )
1927-11-16
Improvements in cubes and similar containers.
GR1493B
(en )
1927-05-07
IMPROVEMENTS IN AND IN RELATION TO EXPLOSIVES.
ES109007A1
(en )
1928-10-01
Improvements in the construction of roads and similar.
GR1740B
(en )
1928-02-08
IMPROVEMENTS IN THE CONSTRUCTION OF RESPONSIBLE HOUSES AND DIVISIONS WITH WALLS DETACHED TO PIECES.
FR668522A
(en )
1929-11-04
Advertising train
GR758B
(en )
1924-11-20
CRAFT INSTRUMENT APPLICABLE TO THE RAILWAY AND OTHERS.
GR2038B
(en )
1928-11-02
IMPROVEMENTS IN AND IN RELATION TO OIL BURNER.
GR3027B
(en )
1930-12-11
HOW TO DECOLARIZE AND DEVICE SUCH DRY SULTANS.
ES110112A1
(en )
1928-12-16
Improvements in and related to generators.
GR3054B
(en )
1930-12-30
BICYCLES AND VEHICLES RELATED.
ES108824A1
(en )
1928-10-01
Improvements in or related to packaging.
FR681945A
(en )
1930-05-21
Improvements in gear wheels
DK41928C
(en )
1930-03-31
Close to paper bags and the like.
GR2404B
(en )
1929-08-05
PERFECTIONS IN AND IN RELATION TO SECONDARY ELECTRICAL ELEMENTS.