15 Utility Patents
#1,144 in Houston, TX
#8,309 in Texas
#123,629 in US
#247,080 in the World
Forward Citations = 1,066
Company Filing History:
Dresser Industries, Inc.

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#1,144 in Houston, TX
#8,309 in Texas
#123,629 in US
#247,080 in the World
Company Filing History:

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