CH66395A
(en )
1914-09-01
Device for cleaning the teeth and massaging the gums
CH69561A
(en )
1915-07-01
Apparatus for cleaning mouth and teeth
CH59753A
(en )
1913-06-02
Device for storing several toothbrushes
FR457700A
(en )
1913-09-23
Apparatus for smoking dental cavities
CH50938A
(en )
1911-07-17
Device for attaching the handle of devices
FR477002A
(en )
1915-09-17
Dental bur
CH71301A
(en )
1915-12-16
Device for cleaning floors and beans
CH66461A
(en )
1914-09-16
Device for cleaning pipes
CH66304A
(en )
1914-08-17
Device for cleaning the laundry
CH69856A
(en )
1915-08-02
Method and device for cleaning dental tools
FR19284E
(en )
1914-12-23
Apparatus for smoking dental cavities
CH63285A
(en )
1914-01-16
Device for tying up and easy uncoupling of the cattle
CH58362A
(en )
1913-03-01
Device for cleaning and polishing footwear
CH46381A
(en )
1910-03-01
Device for sterilizing toothbrushes
CH63450A
(en )
1914-02-02
Device for signaling the warming up of machine parts
AT82983B
(en )
1921-02-25
Device for dewatering and cleaning steam.
CH64744A
(en )
1914-04-16
Grinding and cleaning device
CH71993A
(en )
1916-03-16
Grinding and cleaning device
CH62524A
(en )
1913-12-01
Device for automatic cleaning of canals
CH61378A
(en )
1913-09-16
Handle attachment device for brushes and the like
FR466716A
(en )
1914-05-22
Device for cleaning brushes
CH70411A
(en )
1915-09-16
Device for cleaning floors
CH60733A
(en )
1913-08-01
Device for cleaning knives and forks
FR441260A
(en )
1912-08-02
Device for rational and hygienic massage of the gums
CH65627A
(en )
1914-07-01
Device for bathing the eyes