DK42112C
(en )
1930-04-22
Smoke development apparatus.
DK45022C
(en )
1931-12-21
Apparatus for the production of foam, in particular for fire-fighting purposes.
DK45047C
(en )
1931-12-28
Procedure for the production of foam, in particular for fire-fighting purposes.
DK42661C
(en )
1930-07-28
Procedure and Apparatus for the production of foam, in particular for extinguishing fires.
DK40213C
(en )
1929-05-27
Apparatus for Setting the Course in Vessels, in particular Airplanes.
DK39510C
(en )
1928-11-19
Procedure and Apparatus for the production of foam, in particular for extinguishing fires.
DK41029C
(en )
1929-11-04
Apparatus for the production of fine-blistered foam.
DK51080C
(en )
1935-12-23
Procedure and Apparatus for the production of foam, in particular for fire-fighting purposes.
DK44658C
(en )
1931-10-05
Apparatus for producing foam, in particular fire-extinguishing foam, by means of a compressed air type.
DK40230C
(en )
1929-06-03
Foam Development Apparatus for Fire Extinguishing Purposes.
DK44987C
(en )
1931-12-14
Breathing apparatus for maintaining breathing under water.
DK41897C
(en )
1930-03-24
Apparatus for making soap shavings and the like.
ES106925A3
(en )
1928-06-01
Announcing apparatus.
DK43010C
(en )
1930-09-22
Apparatus for the manufacture of safety glass.
DK43979C
(en )
1931-04-07
Apparatus for Smoking Food.
DK43433C
(en )
1930-12-01
Apparatus for the production of ever-changing advertisements.
DK41697C
(en )
1930-02-24
Apparatus for the production of foam by mechanical means.
DK41318C
(en )
1929-12-23
Apparatus for Receiving Goods.
DK39976C
(en )
1929-04-02
Apparatus for the manufacture of a food preservative.
DK43120C
(en )
1930-10-06
Apparatus for the production of hollow bodies of hogweed porridge.
DK41809C
(en )
1930-03-10
Procedure and Apparatus for Making Soaps.
ES106204A1
(en )
1928-04-01
Recreational apparatus, for simulated bull runs.
DK42589C
(en )
1930-07-14
Process for the Preparation of Acetylmethylcarbinol and Diacetyl.
DK44603C
(en )
1931-09-14
Device for the production of upholstery material.
DK42977C
(en )
1930-09-15
Spring-loaded hairpin and machine for making the same.