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Inventor
LILJEBRAND SVEN P
SE
3 patents
⚠️ This page may combine multiple inventors who share the name “LILJEBRAND SVEN P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANDVIK AB
2 patents
US4961469A
Oct 9, 1990
Drill string element
SANDVIK AB
18 citations
69
US5038874A
Aug 13, 1991
Drill bit having a flushing medium channel
SANDVIK AB
6 citations
51
SANTRADE LTD
1 patent
US4805705A
Feb 21, 1989
Drill bit
SANTRADE LTD
16 citations
70