Patent
   D275759
Priority
Mar 23 1982
Filed
Mar 23 1982
Issued
Oct 02 1984
Expiry
Oct 02 1998
Assg.orig
Entity
unknown
2
3
n/a
The ornamental design for a combined reaming and counterbore tool bit, as shown.

FIG. 1 is a perspective view of a combined reaming and counterbore tool bit showing my new design;

FIG. 2 is a front end elevational view;

FIG. 3 is a side elevational view taken from the right of FIG. 1;

FIG. 4 is a rear end elevational view thereof;

FIG. 5 is a side elevational view taken from arrow 5 in FIG. 2.

Astle, William H.

Patent Priority Assignee Title
D306866, Feb 22 1988 Reamer
D959521, Nov 16 2020 Tool
Patent Priority Assignee Title
1648802,
2358608,
3304597,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 15 1982ASTLE, WILLIAM H TRI TOOL, INC ASSIGNMENT OF ASSIGNORS INTEREST 0039890527 pdf
Mar 23 1982Tri Tool, Inc.(assignment on the face of the patent)
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