DK43936C
(en )
1931-03-30
Apparatus for heating street or road surfaces.
DK45340C
(en )
1932-03-07
Apparatus for spreading sand or similar on roadways or other surfaces.
DK47916C
(en )
1933-10-23
Procedure for Making Resitols.
DK37790C
(en )
1927-08-08
Apparatus for heating bitumen and similar materials.
DK45660C
(en )
1932-05-09
Apparatus for evaporating liquids brought into liquid state.
ES116912A1
(en )
1930-03-16
Apparatus for road lighting.
DK46991C
(en )
1933-02-27
Apparatus for drying buildings.
DK45184C
(en )
1932-02-01
Device for setting time intervals.
DK41396C
(en )
1929-12-30
Apparatus for Turning Cylinder Surfaces.
DK45431C
(en )
1932-03-21
Procedure for Manufacturing Road Pavements by the Penetration Method.
ES117637A1
(en )
1930-05-01
New cushion-compensator method.
DK46281C
(en )
1932-10-03
Apparatus for producing artificial daylight.
DK44170C
(en )
1931-06-01
Apparatus for Teaching Astronomy.
ES117168A1
(en )
1930-04-01
Pavement construction procedure.
DK46962C
(en )
1933-02-20
Apparatus for spreading sand and gravel.
DK34929C
(en )
1925-08-31
Apparatus for Measuring Road Lengths.
DK45777C
(en )
1932-06-06
Apparatus for spreading gravel and pebbles.
DK46145C
(en )
1932-09-05
Wheel Removal Device.
DK43433C
(en )
1930-12-01
Apparatus for the production of ever-changing advertisements.
DK41957C
(en )
1930-03-31
Apparatus for Making Boxes.
DK45634C
(en )
1932-05-09
Apparatus for Squeezing Sector Lemon or Orange Pieces.
DK47287C
(en )
1933-05-01
Procedure for Making Resitols.
DK39302C
(en )
1928-10-01
Apparatus for Displaying Changing Advertisements.
DK46177C
(en )
1932-09-12
Apparatus for Drying Agricultural Products.
DK45661C
(en )
1932-05-09
Device for Receiving AC Signals.