CH301A
(en )
1889-03-05
Device for humidifying the air of industrial premises, ships, hospitals, etc.
CH54A
(en )
1889-01-08
Device for humidifying and cooling the air in spinning rooms, malt houses, ships, theaters, etc.
FR351170A
(en )
1905-07-05
Air humidifier
CH77E
(en )
1891-03-31
Device for humidifying and cooling the air in spinning rooms, malt houses, ships, theaters, etc.
CH371A
(en )
1889-03-18
Device for humidifying and purifying the air in spinning and weaving rooms, malt houses, boats, theaters, etc.
FR804E
(en )
1903-04-02
A device called "the hygiencrach"
FR326503A
(en )
1903-05-28
The steriliventilator, a device that sterilizes and purifies the air
FR340491A
(en )
1904-07-07
Antiseptic compound device for use by hairdressers, doctors, surgeons, etc.
FR346177A
(en )
1905-01-06
Heat exchange device
FR335117A
(en )
1904-01-12
Air filter device
FR11016E
(en )
1909-11-26
Advanced device for humidifying the air
FR385017A
(en )
1908-04-29
Sewage dispenser
FR403090A
(en )
1909-10-25
Air humidifier
FR358083A
(en )
1906-01-26
Device intended to treat the air in order to humidify it, or to dry it, or to impregnate it with certain substances
FR347222A
(en )
1905-02-28
Orientation device
FR2090E
(en )
1903-12-26
Improvements to devices to humidify the air
FR329536A
(en )
1903-08-01
Inhalation device
FR350303A
(en )
1905-12-23
Perfume product exhaustion device
FR403230A
(en )
1909-10-28
Antiseptic device system, eliminating the handling of contaminated linens
FR395039A
(en )
1909-02-08
Device to refresh and humidify the air
CH1183A
(en )
1889-10-03
Matchstick drying device
FR410457A
(en )
1910-05-21
Device for humidifying the air
FR387415A
(en )
1908-07-09
Water purification device
CH35629A
(en )
1906-09-15
Device intended to treat the air, in order to humidify or dry it, or to impregnate it with certain substances
FR336530A
(en )
1904-03-11
Ozone system