FR765688A
(en )
1934-06-14
Single-track vehicle
DK49462C
(en )
1934-10-29
Signal device for Road crossings at single- and double-track Lanes.
DK50475C
(en )
1935-07-29
Signal device for Road crossings at single- and multi-track Lanes.
FR830318A
(en )
1938-07-27
Device for paving roads
FR784367A
(en )
1935-07-22
Safety device by reflector or reflective cabochon for cyclists, pedestrians and animals traveling on the roads
CH223447A
(en )
1942-09-15
Device for the order of the road traffic.
FR800361A
(en )
1936-07-03
Device for repairing tunnels on railways, roads, etc.
FR734431A
(en )
1932-10-21
Snow plows for clearing roads
DK48239C
(en )
1934-01-02
Signal device for Intersections, especially on single-track Railways.
FI14593A
(en )
1932-09-09
Winter road
FR759574A
(en )
1934-02-05
Road improvements
FR42287E
(en )
1933-06-21
Reflector device for road traffic
DK49768C
(en )
1935-01-14
Railway crossing signaling device.
AT139164B
(en )
1934-10-25
Automatic crossing signal device.
FR732142A
(en )
1932-09-13
Asphaltic composition for road covering, and resulting covering
DK50104C
(en )
1935-04-08
Device for securing railway crossings.
DK50103C
(en )
1935-04-08
Device for securing railway crossings.
FR729777A
(en )
1932-07-30
Road sign device
CH160115A
(en )
1933-02-28
Plate for street gutters.
FR852331A
(en )
1940-01-30
Device for clearing vehicle wheels
DK49281C
(en )
1934-09-17
Device for signaling systems at railway crossings.
DK52865C
(en )
1937-03-22
Marking device for bicycle lanes.
ES125833A3
(en )
1932-04-01
A street signpost and announcer.
DK49069C
(en )
1934-07-30
Protection signaling system at Railway crossings.
DK47165C
(en )
1933-04-03
Signal device for railway crossings.