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French patent agent Baumann was recorded as being at Paris, boul. Magenta, 30. Carl Alexander Baumann, Ernst Carl Alexander Baumann, Ernst Karl Alexander Baumann, and Alexander Baumann, these four being matters of intra-database nomenclature conventions, as well as Adrian Baumann, and "Mlle. Baumann", are among a significant number of individuals associated with this surname, all of these acting primarily as inventors, as far as we know.

Patents for which Baumann was the patent agent

Patents for which C. Baumann was the patent agent