Ergonomical toothbrush with two heads one convex and one concave
A Petty patent application filed on 08 November 1993 credited to Baraitar, Emanoil
;
Baraitar, Bozena
Details
Application number :
50497
Application type :
Petty
Application status :
FILED
Under opposition :
No
Proceeding type :
Invention title :
Ergonomical toothbrush with two heads one convex and one concave