DK31531C
(en )
1923-04-09
Procedure for the Production of Petroleum.
DK30833C
(en )
1922-11-27
Procedure for the Manufacture of Peat Forms.
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.
DK30661C
(en )
1922-11-13
Procedure for the production of very thin magnesium.
DK29666C
(en )
1922-05-29
Procedure for the Production of Trinitroresorcin.
DK29929C
(en )
1922-07-17
Procedure for Manufacturing Ignition Rates.
DK32071C
(en )
1923-08-06
Procedure for the production of monoazo dyes.
DK33510C
(en )
1924-08-04
Procedure for the Production of Charcoal.
DK30693C
(en )
1922-11-20
Procedure for Manufacturing Perleessens.
DK31231C
(en )
1923-02-05
Procedure for the production of barium hydroxide.
DK37123C
(en )
1927-02-14
Procedure for the Manufacture of Footwear.
DK30836C
(en )
1922-11-27
Procedure for the production of hollow artifacts.
DK29275C
(en )
1922-01-30
Procedure for the Production of Saccharin.
DK32289C
(en )
1923-09-17
Procedure for Making Cartoons.
DK30505C
(en )
1922-10-23
Procedure for the production of artificial spinning.
DK33649C
(en )
1924-09-08
Procedure for the production of decolorizing coal.
DK31557C
(en )
1923-04-16
Procedure for the production of hydrocarbons with a low boiling point.
DK29416C
(en )
1922-04-10
Procedure for Making Yeast.
DK33003C
(en )
1924-03-24
Procedure for Making Yeast.
DK35036C
(en )
1925-09-21
Procedure for the Production of Paintings.
DK24290C
(en )
1919-03-31
Procedure for the Manufacture of Co-lacquer.
DK31757C
(en )
1923-05-22
Procedure for Preventing the Formation of Boilers in Boilers.
DK34217C
(en )
1925-03-02
Procedure for the production of paints and the like.