Metal working – Method of mechanical manufacture – Dental appliance making
Reexamination Certificate
2007-07-31
2007-07-31
Omgba, Essama (Department: 3726)
Metal working
Method of mechanical manufacture
Dental appliance making
C029S896110, C029S557000, C029S558000, C433S102000
Reexamination Certificate
active
10813381
ABSTRACT:
Alternative methods are described for machining a root-canal instrument, such as a root-canal reamer, which includes a working section having three flutes forming three cutting lips which are located at the apices of an isosceles triangle.
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Cohen Gary M.
Micro - Mega S.A.
Omgba Essama
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