DK40938C
(en )
1929-10-14
Process for the processing of rhodanides, in particular ammonium rhodanide.
SU12475A1
(en )
1929-12-31
The method of processing celluloid to reduce its flammability
SU19725A1
(en )
1931-03-31
The method of processing dolphin skin
CH134686A
(en )
1929-08-15
Lathe.
DK40671C
(en )
1929-08-26
Pyrite Processing Procedure.
DK42948C
(en )
1930-09-15
Procedure for Processing Kalira Salts.
DK42077C
(en )
1930-04-22
Kautsjukbaand, in particular for clothing purposes.
DK45633C
(en )
1932-05-09
Machine for the manufacture of forgings.
DK43206C
(en )
1930-10-20
Process for the production of nitrocellulose.
DK42321C
(en )
1930-06-02
Machine for Coating Surfaces, in particular of flexible Strips.
DK42964C
(en )
1930-09-15
Staalblik bestaende, til Indslagning i Vægge tjenende Stifthylster.
ES108734A1
(en )
1928-09-16
An evaporation process.
DK43686C
(en )
1931-02-09
Unidirectional.
DK39993C
(en )
1929-04-02
Tool.
GR2044B
(en )
1928-11-07
PERFECTION OF THE TELEGRAPHIC MACHINE BONTO.
DK42959C
(en )
1930-09-15
Sharpening machine.
DK38921C
(en )
1928-06-25
Procedure for the manufacture of durable urea dryers.
DK41274C
(en )
1929-12-16
Arrangement of the Machine Plant at Drivvogne.
DK39737C
(en )
1929-01-21
Procedure for Performing Electrothermal Processes.
DK43984C
(en )
1931-04-13
Process for the production of base-exchanging substances.
DK43555C
(en )
1930-12-29
Method for Manufacturing Titanium Pigments.
AT116387B
(en )
1930-02-25
Photograph.
DK39849C
(en )
1929-02-25
High Quality Resin Manufacturing Method.
DK39846C
(en )
1929-02-25
High Quality Resin Manufacturing Method.
DK39847C
(en )
1929-02-25
High Quality Resin Manufacturing Method.