CH232922A
(en )
1944-06-30
Minesweeper.
GR2780B
(en )
1930-06-05
METHOD OF REGULATION OF THE MARINE POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY, SCALE.
GR2726B
(en )
1930-04-30
METHOD OF REGULATION OF THE MARINE POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY.
SU28208A1
(en )
1932-11-30
The method of producing potassium fluoride
SU20891A1
(en )
1931-05-31
Metal stuffing box
SU26931A1
(en )
1932-06-30
Ship Mover
SU25724A1
(en )
1932-03-31
The method of obtaining halite products
SU23971A1
(en )
1931-11-30
The method of preparation of the surrogate oil.
SU15145A1
(en )
1930-04-30
The method of pickling sheet iron
SU20757A1
(en )
1931-05-31
Method of sheepskins degreasing
SU14925A1
(en )
1930-04-30
The method of obtaining carboxanilide-phenylarsinic acids
SU37246A1
(en )
1934-06-30
The method of preserving hides
GR3064B
(en )
1931-01-13
METHOD OF REGULATION OF THE MARINE POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY AND BOATS.
GR2895B
(en )
1930-08-25
METHOD OF REGULATION OF THE MARINE POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY AND BOATS.
SU32500A1
(en )
1933-10-31
The method of obtaining tetraoxidine or their derivatives
SU22897A1
(en )
1931-09-30
The method of preparation of products from hard alloys
SU31434A1
(en )
1933-08-31
The method of obtaining furfural
GR3162B
(en )
1931-04-16
METHOD OF PRODUCTION OF POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY AND BOATS, FROM STATING WATER.
GR2986B
(en )
1930-11-14
METHOD OF REGULATION OF THE MARINE FORCE FOR THE MOVEMENT OF INDUSTRIAL MACHINERY AND BOATS.
GR3118B
(en )
1931-03-10
METHOD OF REGULATION OF THE MARINE POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY AND BOATS.
GR3086B
(en )
1931-02-04
METHOD OF REGULATION OF THE MARINE POWER FOR THE MOVEMENT OF INDUSTRIAL MACHINERY AND BOATS.
CH146627A
(en )
1931-04-30
Machine tool.
CH153126A
(en )
1932-03-15
Shears.
CH157858A
(en )
1932-10-31
Shears.
ES128217A1
(en )
1933-01-16
Machine to rectify the valves.