Trademark applications and grants for Doduco Kg Dr Eugen Durrwachter. Doduco Kg Dr Eugen Durrwachter has 2 trademark applications. The latest application filed is for "SYDONAR"
Patent Application | Date |
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Magnetic field sensor comprising Wiegand wires or similar bistable magnetic elements 4,639,670 - 06/703,769 Normann January 27, 1 | 1987-01-27 |
Process of manufacturing strip coated with precious metal as a semifinished product for making electric contacts 4,521,257 - 06/468,661 Gevatter , et al. June 4, 1 | 1985-06-04 |
Mark Image Registration | Serial | Trademark Application Date |
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"SYDONAR" 1422739 73566575 |
SYDONAR 1985-11-04 |
"SICADOX" 1255197 73387797 |
SICADOX 1982-09-23 |
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