DK29764C
(en )
1922-06-19
Device for Releasing Electrons.
DK26987C
(en )
1920-12-06
Procedure for Manufacturing Flexible Projection Screens for Radiation Purposes.
FR490810A
(en )
1919-05-10
Rainfall projector
DK24412C
(en )
1919-04-22
Procedure for Manufacturing Skraa.
DK24290C
(en )
1919-03-31
Procedure for the Manufacture of Co-lacquer.
DK25207C
(en )
1919-11-17
Procedure for Curing Photographic Barriers.
CH77681A
(en )
1918-10-01
Advanced screen
ES69000A1
(en )
1919-03-01
A procedure and its corresponding device for the manufacture of folding screens for cinematographic projection.
DK28425C
(en )
1921-09-12
Procedure for the manufacture of soapy soda.
DK24342C
(en )
1919-04-07
Procedure for the manufacture of a replacement for rubber.
DK24344C
(en )
1919-04-07
Procedure for the manufacture of printing plates.
AT88413B
(en )
1922-05-10
Cinematograph.
DK26375C
(en )
1920-08-02
Procedure for the manufacture of wire mesh domes.
DK30693C
(en )
1922-11-20
Procedure for Manufacturing Perleessens.
DK32289C
(en )
1923-09-17
Procedure for Making Cartoons.
DK24512C
(en )
1919-05-12
Merlespiger til Splidsning af Staaltraadstove.
DK24069C
(en )
1919-02-10
Automatic Gas Shutter.
DK24656C
(en )
1919-06-16
Procedure for the manufacture of compound feedingstuffs.
DK31908C
(en )
1923-06-25
Procedure for the manufacture of explosives.
DK27026C
(en )
1920-12-20
Procedure for the manufacture of explosives.
DK31406C
(en )
1923-03-12
Procedure for Making Litopon.
DK32613C
(en )
1923-12-10
Procedure for Making Litopon.
DK33140C
(en )
1924-04-28
Procedure for Making Litopone.
DK30213C
(en )
1922-09-11
Procedure for the manufacture of detonators.
ES70022A1
(en )
1919-07-16
House-folding screen.