FR49410E
(en )
1939-03-24
Chair convertible into chaise-longue
SU55543A1
(en )
1938-11-30
Method of gluing rubberized fabric with non-rubberized
SU55045A1
(en )
1938-11-30
Glasses
CH211525A
(en )
1940-09-30
Lathe with tubular bed body.
SU55610A1
(en )
1938-11-30
The method of obtaining artificial resin
SU54541A1
(en )
1938-11-30
A method of making incendiary electrodes for electrovacuum devices of the type of ignatrons
SU54382A1
(en )
1938-11-30
The method of producing alkyl mercurphosphates
SU54709A1
(en )
1938-11-30
The method of obtaining acetic acid from wood powder
SU55614A1
(en )
1938-11-30
Method for producing precipitated sulfur
SU54327A1
(en )
1937-11-30
A method of manufacturing a constant capacitor
SU54634A1
(en )
1938-11-30
Ceramic insulation material
SU55015A1
(en )
1938-11-30
Binder for rods
SU54814A1
(en )
1938-11-30
The method of obtaining food acetic acid
SU54398A1
(en )
1938-11-30
Method of tempering hardened steel
SU55967A1
(en )
1938-11-30
The method of nitration of alpha-sulfonic naphthalene
SU54782A1
(en )
1938-11-30
The method of degreasing leather to tanning
SU55278A1
(en )
1938-11-30
Method for making blueprint paper
CH206312A
(en )
1939-07-31
Amplifier circuit with negative feedback.
SU54457A1
(en )
1939-01-31
Way to stick roofing material in winter conditions
FR842808A
(en )
1939-06-20
Manifold Hub Bushing
SU54399A1
(en )
1939-01-31
Complex ferroalloy for metal deoxidation
SU54799A1
(en )
1938-11-30
Curd to release the mass from the digester
SU48552A1
(en )
1936-08-31
Vacuum booster photocurrent
SU55542A1
(en )
1938-11-30
Method for making abrasive products
SU46568A1
(en )
1936-04-30
The method of producing tetra-chlorophthalic acid