CH194489A
(en )
1937-12-15
Cartridge case.
DK54848C
(en )
1938-06-13
Procedure for Purifying Alkali Hydroxide Solutions.
CH236666A
(en )
1945-02-28
Telecommunications exchange system.
DK56279C
(en )
1939-06-12
Procedure for Purifying Alkali Hydroxide Solutions.
CH207262A
(en )
1939-10-15
Thermal relay.
DK54375C
(en )
1938-02-28
Procedure for Purifying Etching Sodium Lye.
DK58866C
(en )
1941-07-21
Process for the Preparation of β- (p-Oxyphenyl) -isopropylmethylamine.
CH202637A
(en )
1939-01-31
Light switch.
DK55556C
(en )
1938-12-12
Procedure for Making Soap.
CH208857A
(en )
1940-02-29
Telegraph relay.
DK57354C
(en )
1940-03-11
Procedure for Mercury Benzol.
ES142496A1
(en )
1936-09-01
A process for the purification of alkaline hydrate solutions.
DK55336C
(en )
1938-10-17
Process for the production of sodium hydroxide.
DK56160C
(en )
1939-05-15
Procedure for the production of alkali carbonate.
GR5670B
(en )
1936-02-29
NEW OPENING GLASS SYSTEM (GYCLINE).
GR5346B
(en )
1935-07-08
NEW OPENING GLASS SYSTEM (GYLIOCLIN).
DK54271C
(en )
1938-01-31
Coupling, especially for Centrifuges.
DK54038C
(en )
1937-12-20
Procedure for Making Soaps.
CH195943A
(en )
1938-02-28
Filter system.
DK56458C
(en )
1939-07-24
Automatic Alarm System.
DK55838C
(en )
1939-02-20
Process for the Preparation of 4-Alkyl-5-hydroxyalkylthiazoles.
DK53725C
(en )
1937-10-18
Procedure for Making Signatures.
DK58222C
(en )
1940-12-09
Process for the Preparation of Alkaline Nitrogenic Esters.
DK58642C
(en )
1941-05-05
Telegraph system.
DK56524C
(en )
1939-08-07
Camera for Rullefilms.