CH68566A
(en )
1915-04-01
Device for disinfecting the mouth of telephone devices
FR468727A
(en )
1914-07-13
Advanced device for continuous disinfection of the mouthpiece of telephone devices
FR454658A
(en )
1913-07-10
Device eliminating the risks of contagion inherent in the use of telephone devices
FR413622A
(en )
1910-08-13
Lifting device orientation device
FR474677A
(en )
1915-03-03
Device for fixing glazing
FR453024A
(en )
1913-05-29
Disinfection device for telephones and similar devices
CH67499A
(en )
1915-02-16
Device for telephone devices to block the mouth of the transmitting horn
FR12701E
(en )
1910-11-08
Lifting device orientation device
FR470739A
(en )
1914-09-26
Mixing device for hydrotherapy installations
FR474979A
(en )
1915-03-29
Device for the use of wave motion
FR472820A
(en )
1914-12-18
Inking device
FR17735E
(en )
1913-11-13
Device for threading the sequins
FR466369A
(en )
1914-05-11
Device for fixing lead pipes
FR479510A
(en )
1916-04-07
Device for recording sounds
FR434777A
(en )
1912-02-13
Device for ensuring the ventilation of glass furnaces
FR472124A
(en )
1914-11-24
Device for drawing pipes
FR417497A
(en )
1910-11-15
Disinfection device for telephone devices
FR457605A
(en )
1913-09-22
Isolation device for metal sleepers
CH67130A
(en )
1914-11-02
Device for performing calculations
FR467025A
(en )
1914-06-02
Device for adjusting the oscillations of soundboards
FR461933A
(en )
1914-01-14
Stern tube lubrication device
FR442068A
(en )
1912-08-23
Device for fixing the verrines
FR19134E
(en )
1914-10-27
Shutter device for cinematographs
FR467906A
(en )
1914-06-24
Shutter device for cinematographs
FR427127A
(en )
1911-07-27
Anode device for electrolysis devices