Category:Felix Jahn of Clamart (FR)
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Felix Jahn
Felix Jahn from Clamart (FR) has applied for patents in technology areas such as E21B47/007, E21B17/20, E21B19/22 with schlumberger technology corporation.
Patents
Pages in category "Felix Jahn of Clamart (FR)"
The following 2 pages are in this category, out of 2 total.