FR405870A
(en )
1910-01-15
Bolt with device to prevent loosening of the nut
CH43965A
(en )
1909-07-01
Bolt with device to prevent loosening of the nut
FR17819E
(en )
1913-12-01
Nut with stopper
FR9432E
(en )
1908-10-29
Safety washer to prevent loosening of the nuts
CH50112A
(en )
1911-04-17
Device to ensure that the nuts cannot be locked
FR386159A
(en )
1908-06-05
Device that adapts to the hands to facilitate swimming
FR444957A
(en )
1912-10-30
Safety bolt provided with a device preventing loosening of the nut
CH37687A
(en )
1907-07-15
Vehicle with water spray device, to remove dust raised by the vehicle
CH47203A
(en )
1910-06-01
Vehicle fitted with at least one device to prevent the crushing of bodies in the path of this vehicle
FR391090A
(en )
1908-10-22
Device to facilitate the turning of airplanes
FR400769A
(en )
1909-08-07
Device for giving clothes the ability to float on water
FR383514A
(en )
1908-03-11
Device to promote the adhesion of cables on pulleys
FR362273A
(en )
1906-06-14
Device to prevent loosening of nuts
FR388263A
(en )
1908-08-07
Machine to hold the bolt and tighten the nut
FR376131A
(en )
1907-08-01
Advanced device to prevent loosening of nuts
FR369485A
(en )
1907-01-12
Safety device to prevent accidental loosening of nuts
FR12324E
(en )
1910-08-29
Device for giving clothes the ability to float on water
FR403686A
(en )
1909-11-11
System to ensure the lock or immobility of the nuts
FR389552A
(en )
1908-09-12
Device for finding cables and other objects at the bottom of the water
FR395540A
(en )
1909-03-04
Device to prevent oil loss through the bearings
FR404158A
(en )
1909-11-24
Wringer with Archimedean screw arranged coaxially to the drum
FR385340A
(en )
1908-05-08
Marine horn using the movement of water to compress or thin the air
FR362595A
(en )
1906-06-29
Primary air distribution device in the gasifiers
FR388280A
(en )
1908-08-07
Device to prevent the variation of constants in ampere-hour meters
FR366731A
(en )
1906-10-11
Improvements to water pipes and the like