SU25680A1
(en )
1932-03-31
Method for making male condoms
SU25686A1
(en )
1932-03-31
Method of making mastic models for metal castings
SU25729A1
(en )
1932-03-31
Method of making felt
SU26395A1
(en )
1932-05-31
Method for making greases
SU31021A1
(en )
1933-07-31
The method of producing tetraoxyperylene or their derivatives
SU25598A1
(en )
1932-03-31
Method for separating gels from gas mixture
SU38617A1
(en )
1934-09-30
The method of obtaining plastic
SU46922A1
(en )
1936-05-31
The method of producing styrene
SU48959A1
(en )
1936-08-31
Method for making grease
SU29040A1
(en )
1933-01-31
Method of making blanks of blanks
SU46703A1
(en )
1936-04-30
The method of manufacturing plastics
SU25661A1
(en )
1932-03-31
The method of obtaining light-resistant lithopone
SU44971A1
(en )
1935-11-30
Method for producing nickel hydroxide electrolytically
ES122332A1
(en )
1931-05-01
Procedure for the manufacture of a sweet.
ES123077A1
(en )
1931-07-01
A procedure for the manufacture of flytraps.
ES121613A1
(en )
1931-03-01
A procedure for the preparation of a lead phosphate.
ES121830A3
(en )
1931-03-16
An improved process for obtaining lanolin.
ES122765A3
(en )
1941-06-01
Buckles manufacturing procedure for suspenders.
ES125180A3
(en )
1932-02-01
A procedure for the manufacture of clothing preservative envelopes.
ES121328A1
(en )
1931-02-16
An improved process for the manufacture of glass.
ES123104A1
(en )
1931-07-01
Improved method for the manufacture of floats.
ES125052A1
(en )
1932-03-16
A procedure for the manufacture of flat rules of laminar body.
ES122152A3
(en )
1931-04-16
A procedure for the manufacture of belts.
ES122142A1
(en )
1931-04-16
A new procedure for the manufacture of footwear.
ES129073A1
(en )
1933-02-01
A method of manufacturing networks.