FR457896A
(en )
1913-09-27
Device for the indication of accidents and tripping on power lines
CH65809A
(en )
1914-08-01
Device for the indication of accidents and tripping on power lines
FR438701A
(en )
1912-05-25
Coupling device for bicycles and motorcycles
FR418288A
(en )
1910-12-05
Device to perfume the air
FR455851A
(en )
1913-08-11
Boat stop device
FR457605A
(en )
1913-09-22
Isolation device for metal sleepers
FR419242A
(en )
1910-12-29
Device for the use of tidal power
FR463346A
(en )
1914-02-19
Safety device to deal with non-observance of the stop signal on railways
CH60271A
(en )
1913-07-01
Furnace with device for the production of chande water
FR439111A
(en )
1912-06-06
Device for adjusting the action of the stops on suspended tracks
FR461420A
(en )
1913-12-29
Safety device for water pipes
FR415313A
(en )
1910-09-23
Device for ensuring the safe operation of railways
FR466726A
(en )
1914-05-22
Device for opening commercial envelopes and automatically removing the letters they contain
FR425893A
(en )
1911-06-22
Coupling device maneuvered on the side of the wagons
FR465606A
(en )
1914-04-21
Device to facilitate the opening of cans
FR450304A
(en )
1913-03-21
Device to produce the toe gap
FR443584A
(en )
1912-09-27
Device for lateral displacement of the rails of excavators and similar devices
FR483689A
(en )
1917-07-31
Device for the collection of household waste
FR483688A
(en )
1917-07-31
Device for the collection of household waste
FR432689A
(en )
1911-12-12
Device for anchoring airships
FR424851A
(en )
1911-05-26
Locking device for nuts
FR415129A
(en )
1910-09-19
Device for the exploitation of gold alluvium
FR452987A
(en )
1913-05-28
Device to facilitate the opening of parachutes
FR461865A
(en )
1914-01-13
Device ensuring the inviolability of lead seals
FR406374A
(en )
1910-01-28
Milliner's fitting device