FR716671A
(en )
1931-12-24
Improvements in the treatment of artificial materials
SU23513A1
(en )
1931-10-31
The method of preparation of fragrant substances and its application
CH154950A
(en )
1932-05-31
Ladies' and children's napkins.
SU12538A1
(en )
1929-12-31
The method of preparation of the composition for soldering aluminum
SU16645A1
(en )
1930-08-31
Tailor's line
SU19989A1
(en )
1931-03-31
Ball Skates
SU23749A1
(en )
1931-10-31
Needle for shoemaking
SU22814A1
(en )
1931-09-30
Method of making permanent magnets
House
1928
Culture and Social Progress.
ES118990A1
(en )
1930-08-16
Improvements in the manufacture of espadrilles and similar.
Gerwe
1930
The autoxidizability of pure cysteine and the action of cyanides
Osgood
1928
The People of the Twilight.
ES138395A1
(en )
1935-09-01
Improvements in the manufacture of hollow bodies and deposits of artificial resin.
ES135421A1
(en )
1934-11-01
Perfeccionamientos in the construction of rapids and rejones.
ES117689A1
(en )
1930-05-01
Improvements in the construction of foundations or foundations for posts and similar.
FR663945A
(en )
1929-08-27
Further training in the establishment of folding chairs
ES116650A1
(en )
1930-02-16
An improvement in the construction of pool tables.
AU1306828A
(en )
1929-05-14
Improvements in and relating to theatre and 4. helike chairs
ES133798A1
(en )
1934-05-16
IMPROVEMENTS IN THE MANUFACTURE OF TIE AND SIMILAR
ES127405A1
(en )
1932-08-16
Improvements in the paving of roads, roads, floors and similar.
ES118904A1
(en )
1930-08-01
Improvements in the construction and placement of piles.
ES118053A3
(en )
1930-06-01
Improvement in the manufacture of berets and similar garments.
ES121709A1
(en )
1931-04-16
Improvements in the manufacture and application of security bolts.
ES116576A1
(en )
1930-02-16
Improvements in the manufacture of window and window frames.
ES125480A3
(en )
1932-05-16
Improvements in the construction of road pavements and the like.