9 Utility Patents
#2,153 in Houston, TX
#14,862 in Texas
#223,549 in US
#455,427 in the World
Forward Citations = 328
Company Filing History:
Other
Dresser Industries, Inc.
Becfield Horizontal Drilling Services Company
4. 1 out of 27
Maurer Engineering Gmbh
5. 1 out of 1
Bechtel Investments, Inc.
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