DK49815C
(en )
1935-01-28
Procedure for the Production of Dihydroresorcin.
DK49339C
(en )
1934-10-01
Device for Removal, Removal of Acidification of Water.
DK51747C
(en )
1936-06-08
Procedure for Concentrating Heavy Water.
DK48315C
(en )
1934-01-29
Device for Removal, Demanding and Acidification of Water.
DK52447C
(en )
1936-12-14
Procedure for Cleaning Water Pipes.
DK51924C
(en )
1936-07-27
Water Treatment Procedure.
DK51325C
(en )
1936-02-24
Pipe.
DK53195C
(en )
1937-06-07
Wastewater Treatment Procedure.
DK50924C
(en )
1935-11-18
Wastewater Treatment Procedure.
DK50301C
(en )
1935-06-03
Device for Heating Domestic Water.
DK49547C
(en )
1934-11-19
Procedure for Operation of Water Treatment Plants.
DK51075C
(en )
1935-12-23
Procedure for Centrifugal Casting of Pipes.
DK50457C
(en )
1935-07-22
Device for monitoring track sections.
DK51042C
(en )
1935-12-16
Procedure for Purification of Corpusluteum Hormone.
DK49731C
(en )
1935-01-02
Vandlaas, especially for washbasins.
DK52320C
(en )
1936-10-19
System for Heating Consumption Water.
DK48879C
(en )
1934-06-18
Coupling device for Centrifuges.
DK50630C
(en )
1935-09-09
Procedure for Casting Closures for Lynlaase.
DK51702C
(en )
1936-06-02
Automatic operating Irrigation device.
DK51039C
(en )
1935-12-16
Device at Water closets.
DK54038C
(en )
1937-12-20
Procedure for Making Soaps.
DK48098C
(en )
1933-12-04
Procedure for Making Potash.
DK51121C
(en )
1936-01-06
Device at Water closets.
DK51168C
(en )
1936-01-20
Device at Water closets.
DK52682C
(en )
1937-02-08
Automatic swing-out device for lifeboats.