B - Operations – Transporting – 27 – C
Patent
B - Operations, Transporting
27
C
B27C 3/00 (2006.01) B23Q 11/00 (2006.01) B23Q 35/02 (2006.01)
Patent
CA 2141471
A multiple hole drilling device comprising a base 1 for abutment against a workpiece and drive means 3 slidably mounted on the base 1 for driving a plurality of drill bits 5 through the base 1 into a workpiece, wherein the base 1 includes passageways 15,17 through which dust produced during drilling can be extracted.
Black & Decker Inc.
Sim & Mcburney
LandOfFree
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