35 Utility Patents
#1 in Middlefield, OH
#977 in Ohio
#37,406 in US
#71,721 in the World
Forward Citations = 406
Company Filing History:
Eltech Systems Corporation
Diamond Shamrock Corporation
Industrie De Nora S.p.a.
4. 2 out of 4
De Nora Tech Inc.
5. 1 out of 28
Dravo Lime Company
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