SU55544A1
(en )
1938-11-30
The method of obtaining the juice of the fruit of the citrus family
CH220183A
(en )
1942-03-31
Dishwasher.
SU54814A1
(en )
1938-11-30
The method of obtaining food acetic acid
SU55395A1
(en )
1938-11-30
The method of obtaining likes
SU55611A1
(en )
1938-11-30
The method of obtaining aromatic oxaldehyde
SU55576A1
(en )
1938-11-30
The method of artificial aging of wines
SU54620A1
(en )
1938-11-30
The method of heat treatment of spiral springs
SU55551A1
(en )
1939-08-31
The method of obtaining sulfur dyes
SU55556A1
(en )
1939-09-30
Germanium production method
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
SU54425A1
(en )
1938-11-30
The method of hardening rail against fracture
SU54825A1
(en )
1938-11-30
The method of processing cedar pencil tablets
SU55045A1
(en )
1938-11-30
Glasses
SU55610A1
(en )
1938-11-30
The method of obtaining artificial resin
SU55426A1
(en )
1938-11-30
The method of electrolytic cleaning of parts before galvanizing
SU55542A1
(en )
1938-11-30
Method for making abrasive products
SU55278A1
(en )
1938-11-30
Method for making blueprint paper
SU37459A1
(en )
1934-06-30
Food preservation method
CH180888A
(en )
1935-11-30
Fruit picker.
SU55833A1
(en )
1938-11-30
The method of washing lead acetate from lead white
SU54541A1
(en )
1938-11-30
A method of making incendiary electrodes for electrovacuum devices of the type of ignatrons
SU54634A1
(en )
1938-11-30
Ceramic insulation material
SU46660A1
(en )
1936-04-30
The method of obtaining spermaceta
SU54618A1
(en )
1938-11-30
The method of repair of hollow cast metal blocks