CH8221A
(en )
1894-08-31
Advanced device for methodical softening of the fingers
FR388306A
(en )
1908-08-08
Apparatus for industrial water purification
CH33590A
(en )
1906-04-15
Advanced device for the reproduction of writings
CH5367A
(en )
1892-12-15
Device system for the methodical softening of the fingers
FR321258A
(en )
1903-01-06
Amalgamation device
FR331277A
(en )
1903-09-03
Acetylene device for projections
FR469337A
(en )
1914-07-29
Apparatus for performing organic elementary analyzes
FR358024A
(en )
1906-01-24
Exercise device for untying fingers
FR417665A
(en )
1910-11-19
Device to reduce obesity
CH10529A
(en )
1895-12-31
Card feeder
CH9626A
(en )
1895-07-15
Advanced device for producing local anesthesia
CH8057A
(en )
1894-08-15
Apparatus for applying antiseptics in superheated vapors
CH67278A
(en )
1914-12-01
Apparatus for performing calculations
FR524806A
(en )
1921-09-10
Device for drawing from life
CH28369A
(en )
1904-04-30
Device for displaying a series of images one after the other
FR369594A
(en )
1907-01-15
Advanced device for reproduction of writings
FR318740A
(en )
1902-10-25
Winding device for ring formation
CH26149A
(en )
1903-07-31
Winding device for ring formation
CH28786A
(en )
1904-06-15
Apparatus for the production of acetylene
FR432485A
(en )
1911-12-07
Device for continuous white heating of metals
CH9562A
(en )
1895-06-30
Advanced Match Packing Machine
FR464583A
(en )
1914-03-25
Apparatus for thermo-balsamic vapor baths
FR464167A
(en )
1914-03-14
Apparatus for unhitching packed horses
FR328558A
(en )
1903-07-16
Triple-acting alarm device for steam generators
CH5645A
(en )
1893-02-15
Solar projection device for education