GR2886B
(en )
1930-08-19
SYSTEM FOR THE MANUFACTURE OF ARTIFICIAL MATERIALS.
ES115253A1
(en )
1930-01-16
PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL CARNALITE.
CH146749A
(en )
1931-04-30
Slurry system.
ES121190A1
(en )
1931-06-16
PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL MARBLE
DK44357C
(en )
1931-07-13
Artificial Rink.
ES117167A3
(en )
1930-04-01
The manufacture of rubberized raincoats-coats.
GR2811B
(en )
1930-06-25
SYSTEM FOR MATERIAL MANUFACTURING.
ES119984A1
(en )
1930-12-16
Procedure for the manufacture of glitter.
DK49402C
(en )
1934-10-15
Procedure for the manufacture of plastics.
DK45352C
(en )
1932-03-07
Procedure for the Production of Cuprinitrate.
ES116662A1
(en )
1930-03-01
Procedure for the production of photographic evidence.
DK48427C
(en )
1934-02-26
Process for the Preparation of 3-5-Dihalo-Pyridones.
ES117423A1
(en )
1930-06-01
Improvement in the manufacture of secafirms.
GR3470B
(en )
1932-01-09
SYSTEM FOR MANUFACTURE UNDER BASES REPLACED ETHER OR SULFETER.
DK47885C
(en )
1933-10-16
Procedure for the manufacture of peat or peat products.
ES120148A1
(en )
1930-11-16
Improvements in the manufacture of tiles.
ES122122A1
(en )
1931-10-16
Procedure for the manufacture of artificial materials.
ES115960A1
(en )
1930-01-01
PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL MARBLES.
DK48014C
(en )
1933-11-13
Procedure for the Manufacture of Plants.
ES119903A2
(en )
1930-12-01
Improvements introduced in the manufacture of espadrilles.
GR3250B
(en )
1931-06-18
CEMENT BIBLES.
GR2123B
(en )
1929-01-17
PREPARATION FOR THE NORMAL FERTILIZATION OF THE GLEUKOS.
ES117779A1
(en )
1930-05-16
Improvements in the manufacture of phosphorus compounds.
ES123506A1
(en )
1931-08-01
Device for the manufacture of glass objects.
ES121661A1
(en )
1931-03-01
Procedure for the manufacture of hydraulic cement molded objects.