4. H - Electricity
  5. 02
  6. J

Helmut Winnacker

H - Electricity – 02 – J

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Bearing arrangement for a turbine rotor of a drill string...

F - Mech Eng,Light,Heat,Weapons – 16 – C
Patent

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Borehole logging apparatus for deep well drilling

E - Fixed Constructions – 21 – B
Patent

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Borehole logging apparatus for deep well drilling with a...

E - Fixed Constructions – 21 – B
Patent

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Borehole logging apparatus for deep well drillings with a...

E - Fixed Constructions – 21 – B
Patent

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Controllable pressure reducing valve and device for the...

F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent

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Profile ID: LFCA-PAI-P-193719

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