ID0201755
JT4020
All Terrain Rack & Pinion
ISSUE NO. 04PL06/11
For Replacement Copy Order P/N 053-1216
This manual contains information concerning the following models:
JT4020 All Terrain Rack & Pinion Directional Drilling System
This product is covered by one or more of the following patents:
US B1 4,858,704; 4,953,638; 5,148,880; 5,242,026; 5,341,887; 5,490,569; 5,684,466;
5,713,423, 5,794,719; 5,880,680; 5,941,322; 6,085,852; 6,109,371; 6,179,065; 6,216,803;
6,250,403; 6,250,404; 6,290,606; 6,311,790; 6,411,094; 6,543,551; 6,550,547; 6,672,409;
6,739,413; 6,776,246; 6,808,210; 6,827,158; RE37,450; RE37,923; RE37,975; RE38,418
AU 689,533; 706,544; 718,034, 755,862
CA 2,156,398
FR 674,093
DE 694 17 019; 695 29 634; 297 01 406
EP 0683845; 0674093; 0817901; 0846841
GB 2,209,239; 2,312,006; EP674,093; EP846,841
JP 3,458,247
Other U.S. and foreign patents pending
Copyright 2008, 2011 by The Charles Machine Works, Inc.
, Ditch Witch, CMW, AutoCrowd, Jet Trac, Roto Witch, Subsite, Fluid Miser, Power
Pipe, Super Witch, Pierce Arrow, The Underground, The Underground Authority Worldwide, and Zahn are
registered trademarks of The Charles Machine Works, Inc.
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