CH226168A
(en )
1943-03-15
Process for the production of erasable photographs.
SU45025A1
(en )
1935-11-30
The method of obtaining glue from scraps of chrome tanned leather
SU52208A1
(en )
1936-11-30
The method of obtaining acrolein from glycerin
CH213625A
(en )
1941-02-28
Process for the production of photographic material, in particular for color photography.
SU51798A1
(en )
1936-11-30
The method of obtaining synthetic tanning materials
SU45703A1
(en )
1936-01-31
Method for stabilizing casein glues
SU50207A1
(en )
1937-01-31
The method of preparation of varnish from waste galalita
SU50449A1
(en )
1936-11-30
The method of deferrization of natural waters
SU50661A1
(en )
1936-11-30
The method of obtaining artificial resin
SU45601A1
(en )
1936-01-31
The method of obtaining terpindialov
SU49458A1
(en )
1936-08-31
The method of seed dressing
SU44532A1
(en )
1935-10-31
Method of dyeing furs with ursols
SU41396A1
(en )
1935-01-31
The method of making layouts
SU44418A1
(en )
1935-09-30
The method of additional processing of manganese dihydroorthophosphate
SU46506A1
(en )
1936-04-30
Method of flotation concentration of ores
SU44673A1
(en )
1935-10-31
The method of preparation of synthetic rubber
SU44648A1
(en )
1935-10-31
Method of making pressing masses
SU43420A1
(en )
1935-06-30
The method of obtaining vinylcarbinol
SU49522A1
(en )
1936-08-31
Method of using Boulanger chronograph
SU45026A1
(en )
1935-11-30
The method of obtaining thickened glue broth
SU44548A1
(en )
1935-10-31
Method of obtaining 2: 4 dichlorobenzoic acid
SU48216A1
(en )
1936-08-31
The method of obtaining hydrazobenzene
SU48860A1
(en )
1936-08-31
Magnetron
SU49927A1
(en )
1936-08-31
The method of machining of hard alloys
SU50658A1
(en )
1936-11-30
The method of obtaining the pressing compositions