IP Library › Granted Patent US 687,472
Granted Patent S1
US 687,472 · App. 29/418,439 · Granted Aug 6, 2013

Hole saw

Inventors: Joseph Thomas Novak (East Longmeadow, MA); Matthew Christopher Green (Amherst, MA); Robert Richard Zielonka (Enfield, CT); William B. Korb (Broad Brook, CT)
Assignee: Irwin Industrial Tool Company
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Quick Facts
Patent No.
US 687,472
App. No.
29/418,439
Granted
Aug 6, 2013
Kind
S1
Claims (1)

The ornamental design for hole saw, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2019
From: IRWIN INDUSTRIAL TOOL COMPANY
To: BLACK & DECKER INC.
Reel/Frame 048581/0170 →
Continuity (1)
Division 29353759 · Jan 13, 2010