|
WO03032772A1
|
|
Toothbrush array
|
|
WO9963905A1
|
|
A dental prophylaxis handpiece
|
|
AU4251099A
|
|
A dental prophylaxis handpiece
|
|
AU2087497A
|
|
Dental appliances and instruments
|
|
AU2087397A
|
|
Dental models
|
|
AU5762694A
|
|
Improvements in oral hygiene
|
|
FI911298A0
|
|
Foerbaettrandet av munhygienin.
|
|
AU4302189A
|
|
Improvements in oral hygiene
|
|
KR0159754B1
|
|
Apparatus for the measurement in oral hygiene
|
|
US896546A
|
|
Automatic air-pipe coupling.
|
