CH47050A
(en )
1910-11-01
Warning device for giving a signal after the elapse of a time which can be set at will
FR398799A
(en )
1909-06-14
Device for taking a bird's-eye view of specific terrain
FR405736A
(en )
1910-01-12
Locking device for nuts
FR417049A
(en )
1910-11-04
Locking device for nuts
FR418923A
(en )
1910-12-22
Device for teaching the piano
FR417048A
(en )
1910-11-04
Locking device for nuts
FR406374A
(en )
1910-01-28
Milliner's fitting device
FR382638A
(en )
1908-02-12
Stopping device for tubes sliding one inside the other
FR438701A
(en )
1912-05-25
Coupling device for bicycles and motorcycles
FR418568A
(en )
1910-12-13
Nut with stopper
FR376923A
(en )
1907-08-24
Opening device for cans
FR365328A
(en )
1906-09-06
Device for finding the direction and course of a ship
FR412604A
(en )
1910-07-18
Barrier winch with mandatory warning bell and signal device
FR405886A
(en )
1910-01-15
Device for indicating and recording the deviations of a vessel from its course
FR424851A
(en )
1911-05-26
Locking device for nuts
FR404259A
(en )
1909-11-27
Protection device for pin tips
FR384991A
(en )
1908-04-27
Authenticity plaques with advertising device
FR401394A
(en )
1909-08-27
Stop device for extension ladders
FR420241A
(en )
1911-01-25
Stop device for extension ladders
FR14353E
(en )
1911-11-27
Elevator-conveyor device
FR407604A
(en )
1910-03-07
Opening device for metal boxes
FR384837A
(en )
1908-04-23
Locking device for nuts
FR374209A
(en )
1907-06-07
Tripod attachment device
FR452541A
(en )
1913-05-19
Locking device for bolts preventing loosening
FR370009A
(en )
1907-01-26
Window stop device