Metal working – Method of mechanical manufacture – Dental appliance making
Reexamination Certificate
2005-11-18
2008-01-29
Cadugan, Erica (Department: 3722)
Metal working
Method of mechanical manufacture
Dental appliance making
C029S02700R, C409S073000, C409S076000, C409S213000, C433S102000
Reexamination Certificate
active
07322105
ABSTRACT:
A method for manufacturing endodontic instruments by milling. A provided metallic (e.g., a nickel-titanium alloy or stainless steel) thread or wire having a longitudinal axis is advanced along its longitudinal axis at a feedrate while contacting at least a portion of the metallic thread or wire with a plurality of rotating milling heads so as to remove portions of the thread or wire and yield a metallic rod including a cutting portion having a plurality of cutting edges.
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Cadugan Erica
Ultradent Products Inc.
Workman Nydegger
LandOfFree
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