Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1986-12-29
1989-11-07
Olszewski, Robert P.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51281R, 29593, B24B 4910
Patent
active
048783153
ABSTRACT:
A guide for the grinding of a surface of an object having a region to be exposed, including at least two conductive leads and a conductive control track. Each conductive lead is associated with a different face of the object, and the control track interconnects the leads and extends across the surface to be ground which lies between the faces. At least a portion of the rear edge of the track is precisely located with respect to a predetermined grinding depth of the region so that a break in the track occurs with the grinding of the surface to that grinding depth.
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Dawson Thomas F.
Ewing Paul C.
Dingman Brian M.
Iandiorio Joseph S.
Olszewski Robert P.
Sheldon Michael L.
The Charles Stark Draper Laboratory Inc.
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