FR488296A
(en )
1918-09-17
Prosthetic device
CH77452A
(en )
1918-04-16
Device for utilizing the shoulder stroke to operate artificial hands
CH75515A
(en )
1917-08-01
Device for conveying objects with change of direction
CH78230A
(en )
1918-07-01
Device for the production of briquettes
CH77813A
(en )
1918-09-02
Device on skis to prevent sliding backwards
CH79267A
(en )
1918-10-16
Grip studs with a device for attaching the same to horseshoes
CH77275A
(en )
1918-04-01
Device on turret benches to fix the turret head
CH74452A
(en )
1917-02-16
Device to induce movement through temperature changes
CH75720A
(en )
1917-09-17
Device for the rescue of submarines
FR21257E
(en )
1920-08-05
Nautical device
CH77504A
(en )
1918-04-16
Device for attaching objects to walls etc.
CH81788A
(en )
1919-12-01
Fountain pen holder
CH78705A
(en )
1918-08-16
Drive transmission device
CH75431A
(en )
1917-07-16
Device to prevent the overflow of boiling liquids
CH79127A
(en )
1918-10-16
Device for locomotion of watercraft
CH76208A
(en )
1917-11-16
Fountain pen
FR491954A
(en )
1919-06-24
Advanced skirt holder device
CH77498A
(en )
1918-04-16
Device on locks to secure the key
FR527119A
(en )
1921-10-20
Fumivorous device
FR490594A
(en )
1919-04-29
Improvements to artificial hands
FR529813A
(en )
1921-12-07
Ejector device
CH76070A
(en )
1917-11-01
Device to prevent liquids from boiling over or further boiling
CH82470A
(en )
1919-10-01
Device for the production of bodies of revolution of any surface lines
FR520256A
(en )
1921-06-23
Guilloche process and device
CH80803A
(en )
1919-09-01
Device for increasing the draft in chimneys