SU10894A1
(en )
1929-07-31
The method of obtaining tanalbina
SU14460A1
(en )
1930-03-31
The method of preparation of liquid organopreparations
SU8878A1
(en )
1929-04-30
The method of processing shellac
SU5809A1
(en )
1928-07-31
The method of obtaining ethyl chloride
SU2085A1
(en )
1926-12-31
The method of changing the technical properties of gypsum
SU10926A1
(en )
1929-09-30
Phenol nitrosation method
SU8800A1
(en )
1929-05-31
The method of preparation of consistent ointments
SU9181A1
(en )
1929-05-31
Wine aging process
SU10099A1
(en )
1929-06-29
The method of obtaining water-soluble condensation products
SU11059A1
(en )
1929-09-30
The method of obtaining sulfonic acids
SU5494A1
(en )
1928-05-31
The method of grinding nitrate
SU9166A1
(en )
1929-05-31
Method of peptonization of proteins
SU10891A1
(en )
1929-07-31
The method of manufacture of detectors
SU31855A1
(en )
1933-08-31
The method of cleaning the internal surfaces of pipes
SU10419A1
(en )
1929-07-31
Disinsection method
SU4980A1
(en )
1928-03-31
Door bell
SU9775A1
(en )
1929-05-31
Klupp
SU6763A1
(en )
1928-10-31
Tackle for matchboxes
SU17182A1
(en )
1930-09-30
Method of making the wool hygroscopic
SU11344A1
(en )
1929-09-30
The method of obtaining products compaction of phenols with aldehydes
SU12010A1
(en )
1929-09-30
Seismoscope
SU10088A1
(en )
1929-06-29
The method of obtaining strontium chloride
SU8889A1
(en )
1929-04-30
The way the device highway
SU10952A1
(en )
1929-09-30
The method of obtaining ortho-nitrobenzoic acid
SU9009A1
(en )
1929-04-30
Method of drawing or drawing hollow objects