SU11886A1
(en )
1929-09-30
A method of making artificial stones, building boards, etc.
SU11896A1
(en )
1929-09-30
A method of making artificial stone
SU11129A1
(en )
1929-09-30
The method of preparation of the surrogate oil.
SU12044A1
(en )
1929-09-30
Method of making fire resistant material
SU13910A1
(en )
1930-03-31
A method of making insulation boards from peat, moss, etc.
SU9099A1
(en )
1929-04-30
Method of making grinding and grinding stones
SU15278A1
(en )
1930-05-31
The method of producing mercuric chloride
SU12879A1
(en )
1930-01-31
Method of making artificial porous stones
SU11873A1
(en )
1929-09-30
The method of preparation of the composition to reduce the permeability of concrete
SU23401A1
(en )
1931-10-31
The method of purification of crude sulphate of atropine
SU19608A1
(en )
1931-03-31
Method of imparting water resistance to wool materials
SU15291A1
(en )
1930-05-31
The method of obtaining terpingidrata
SU1806A1
(en )
1924-09-15
The method of preparing clay for clay, adobe, etc. unfired clay buildings
SU8907A1
(en )
1929-04-30
Resin Chlorination Method
SU11930A1
(en )
1929-09-30
A method of manufacturing reinforced concrete window covers
SU10307A1
(en )
1929-06-29
The method of preparation of drying oil
SU34143A1
(en )
1934-01-31
Hollow building stone
SU10291A1
(en )
1929-06-29
The method of preparation of piezoelectric plates
SU10588A1
(en )
1929-07-31
Corner pattern
SU13363A1
(en )
1930-03-31
Method of making artificial pumice
SU13158A1
(en )
1930-03-31
The method of obtaining artificial mass
SU9644A1
(en )
1929-05-31
Die heads
SU5202A1
(en )
1928-04-30
The method of imparting glacier lime whitewash
SU2085A1
(en )
1926-12-31
The method of changing the technical properties of gypsum
SU26391A1
(en )
1932-05-31
The method of obtaining purple methyl