
Introduction D7x11 Series II Navigator Directional Drill
PATENTS
This machine may be covered by one or more of the following patents:
(Other U.S. and foreign patents pending.)
AU 756,936 US Des. 396,837 US 5,944,121 US 6,435,286 US 6,588,516 US 6,880,430
CA D 79,593 US 5,237,888 US 6,109,367 US 6,439,319 US 6,651,755 US 6,886,644
CC 961801735 US 5,291,964 US 6,119,376 US 6,446,365 US 6,659,202 US 6,910,541
CC ZL00818814.9 US 5,509,220 US 6,154,987 US 6,454,025 US 6,668,946 US 6,929,075
CC ZL01801755.X US 5,544,055 US 6,161,630 US 6,470,976 US 6,684,538 US 6,948,265
CC ZL01809457.0 US 5,553,407 US 6,195,922 US 6,474,931 US 6,701,647 US 6,975,942
DE 696 11 846.7 US 5,556,253 US 6,247,544 US 6,474,932 US 6,719,069 US 7,036,609
DE 202 14 959.5 US 5,574,642 US 6,289,997 US 6,477,795 US 6,725,579 US 7,044,684
DE Des. 96 006 85.4 US 5,590,041 US 6,308,787 US 6,484,818 US 6,729,050 US 7,055,270
DE 600066479 US 5,607,280 US 6,315,062 US 6,491,115 US 6,749,029 US RE39,259
EP 772,543 US 5,611,496 US 6,332,502 US 6,497,296 US 6,751,553 US 7,121,363
EP 830,522 US 5,659,985 US 6,357,537 US 6,511,260 US 6,751,893 US 7,143,844
EP 885,343 US 5,687,807 US 6,360,830 US 6,516,899 US 6,752,043 US 7,152,348
EP 1,153,194 US 5,704,142 US 6,367,564 US 6,517,733 US 6,755,263 US 7,172,035
EP 1 242 710 US 5,720,354 US 6,374,928 US 6,533,046 US 6,766,869 US 7,182,151
GB 2,053,636 US 5,746,278 US 6,382,330 US 6,533,052 US 6,804,903 WO N1468166
HK 1015859 US 5,768,811 US 6,389,360 US 6,554,082 US 6,814,164
NL 1153194 US 5,778,991 US 6,390,207 US 6,557,651 US 6,833,795
RU 2,158,952 US 5,819,859 US 6,408,952 US 6,577,954 US 6,839,991
SW 524 375 US 5,904,210 US 6,408,954 US 6,585,062 US 6,845,825
This machine may be covered by one or more of the following licensed patents:
US 4,694,913 US 4,858,704 US 4,867,255 US 4,953,638 US 5,148,880 US 5,799,740
US 5,867,117 US 6,050,350
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