N.V. "COQ"
Patent Applications and Registrations
Patent applications and USPTO patent grants for N.V. "COQ".The latest application filed is for "metal clad switch-gear for high voltage comprising cable terminal boxes".
- N.V. "COQ" - Utrecht Kanaalweg NL
- N.V. COQ - Utrecht NL
| Patent | Date |
|---|---|
| Metal Clad Switch-gear For High Voltage Comprising Cable Terminal Boxes Grant 3,665,257 - De Heus May 23, 1 | 1972-05-23 |
| Sf System With Constant Density And Constant Pressure Differential Maintaining Means For A High-voltage Switchgear Grant 3,614,355 - Boersma October 19, 1 | 1971-10-19 |
| Isolator Switches Provided With Grounding Switch Blades And Ground Responsive Signalling And Protective Means Grant 3,599,041 - Boersma , et al. August 10, 1 | 1971-08-10 |
| Electric Current Contact Grant 3,571,547 - Boersma , et al. March 23, 1 | 1971-03-23 |
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