4. Hydraulic and earth engineering
  5. Earth treatment or control
  6. Chemical

Bernhard Stephan

Inventor

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Flat tube, flat tube heat exchanger, and method of...

Metal working – Method of mechanical manufacture – Heat exchanger or boiler making
Reexamination Certificate

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Friction clutch, such as for a motor vehicle, the friction clutc

192 clutches and power-stop control – Clutches – Axially engaging
Patent

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Heat accumulator for a vehicle

Heat exchange – With vehicle feature
Patent

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Radial fan

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
Patent

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Rock anchoring arrangement

Hydraulic and earth engineering – Earth treatment or control – Chemical
Patent

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Profile ID: LFUS-PAI-P-886609

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