Machines not elsewhere specified – Agricultural or construction machinery – Drilling – mining – or soil treatment
Patent
1986-10-16
1990-04-17
Holtje, Nelson C.
Machines not elsewhere specified
Agricultural or construction machinery
Drilling, mining, or soil treatment
D15139
Patent
active
D03072797
REFERENCES:
patent: 3771612 (1973-11-01), Adcock
patent: 4181187 (1980-01-01), Lumen
patent: 4211508 (1980-07-01), Dill et al.
patent: 4452324 (1984-06-01), Jurgens
patent: 4471845 (1984-09-01), Juergens
patent: 4505342 (1985-03-01), Barr et al.
patent: 4545441 (1985-10-01), Williamson
patent: 4577706 (1986-03-01), Barr
patent: 4705124 (1987-11-01), Abrahamson et al.
patent: 4722405 (1988-02-01), Langford
patent: 4733734 (1988-03-01), Bardin et al.
Asch Jeffrey
Eastman Christensen Company
Holtje Nelson C.
LandOfFree
Cutting tooth for a rotating drag bit does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Cutting tooth for a rotating drag bit, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cutting tooth for a rotating drag bit will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1042923