DK32093C
(en )
1923-08-13
Process for the production of zinc oxide.
DK39757C
(en )
1929-01-28
Process for the production of zinc oxide.
DK29666C
(en )
1922-05-29
Procedure for the Production of Trinitroresorcin.
DK30661C
(en )
1922-11-13
Procedure for the production of very thin magnesium.
DK33510C
(en )
1924-08-04
Procedure for the Production of Charcoal.
DK31231C
(en )
1923-02-05
Procedure for the production of barium hydroxide.
DK29275C
(en )
1922-01-30
Procedure for the Production of Saccharin.
DK31531C
(en )
1923-04-09
Procedure for the Production of Petroleum.
DK30693C
(en )
1922-11-20
Procedure for Manufacturing Perleessens.
AT91426B
(en )
1923-02-26
Faceplate.
ES77017A1
(en )
1921-05-16
manufacture of limestone-sandy bricks by mechanical-thermo-silo procedure
DK27756C
(en )
1921-06-06
Machine for the manufacture of pressed glassware.
DK30505C
(en )
1922-10-23
Procedure for the production of artificial spinning.
DK37123C
(en )
1927-02-14
Procedure for the Manufacture of Footwear.
DK33107C
(en )
1924-04-22
Procedure for the formation of coarse-grained precipitates of solutions.
DK35075C
(en )
1925-09-28
Procedure for the manufacture of solid alcoholic soaps.
GR540B
(en )
1924-01-02
MACHINE FOR THE MANUFACTURE OF CANDLES.
DK32999C
(en )
1924-03-24
Procedure for the manufacture of detonators.
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.
DK35678C
(en )
1926-02-22
Procedure for Manufacturing Perleessens.
ES80582A3
(en )
1922-04-16
An industrial process consisting of the manufacture of boric acid.
DK33877C
(en )
1924-11-17
Procedure for the production of aluminum-silicon alloys.
DK28425C
(en )
1921-09-12
Procedure for the manufacture of soapy soda.