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Inventor
HALE KEVIN R
US
2 patents
Patents
2 patents
US7937220B2
May 3, 2011
Generating digital terrain models representing sub-surface strata
HNTB HOLDINGS LTD
2 citations
55
US7792643B2
Sep 7, 2010
Generating digital terrain models representing sub-surface strata
HNTB HOLDINGS LTD
4 citations
55