Hole shaping cutter
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Description
FIG. 1 is a top perspective view of a hole shaping cutter showing our new design;
FIG. 2 is a rear elevational view thereof on a reduced scale;
FIG. 3 is a front elevational view on a reduced scale;
FIG. 4 is a left side elevational view on a reduced scale;
FIG. 5 is a right side elevational view on a reduced scale; and
FIG. 6 is a bottom plan view on a reduced scale.
Referenced Cited
Patent History
Patent number: D317396
Type: Grant
Filed: Jun 29, 1988
Date of Patent: Jun 11, 1991
Assignee: Tri Tech, U.S.A., Inc. (Williston, VT)
Inventors: George F. Bacigalupo (Georgia, VT), Joseph G. Bacigalupo (Georgia, VT), Blease M. Matthews (Georgia, VT)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: M. Hannon
Attorney: Thomas N. Neiman
Application Number: 7/214,094
Type: Grant
Filed: Jun 29, 1988
Date of Patent: Jun 11, 1991
Assignee: Tri Tech, U.S.A., Inc. (Williston, VT)
Inventors: George F. Bacigalupo (Georgia, VT), Joseph G. Bacigalupo (Georgia, VT), Blease M. Matthews (Georgia, VT)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: M. Hannon
Attorney: Thomas N. Neiman
Application Number: 7/214,094
Classifications
Current U.S. Class:
D 8/98