4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Ralf Joswig

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Degassing system for an accumulator, and accumulator...

Chemistry: electrical current producing apparatus – product – and – Having specified venting – feeding or circulation structure – Venting structure
Reexamination Certificate

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Prismatic rechargeable battery and method for producing such...

Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2296681

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